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Sebald Beham - Two Horse Heads - Drawing. Public domain image.

Sebald Beham - Two Horse Heads - Drawing. Public domain image.

Public domain reproduction of German art print, free to use, no copyright restrictions image - Picryl description

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur Federic de Vinciolo Venitien, page 17 (recto)

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur F...

Public domain reproduction of a relief art print, free to use, no copyright restrictions image - Picryl description

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur Federic de Vinciolo Venitien, page 35 (recto)

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur F...

Public domain reproduction of a relief art print, free to use, no copyright restrictions image - Picryl description

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur Federic de Vinciolo Venitien, page 61 (recto)

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur F...

Picryl description: Public domain photo of Italian art prints, free to use, no copyright restrictions image.

Fig. XXII. Hippomylos. Theatrum Machinarum Novum Theatrum Machinarum Novum.

Fig. XXII. Hippomylos. Theatrum Machinarum Novum Theatrum Machinarum N...

Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description

Fig. XIII. Pateomylos, adoleum lino exprimendum. Theatrum Machinarum Novum.

Fig. XIII. Pateomylos, adoleum lino exprimendum. Theatrum Machinarum N...

Public domain reproduction of artwork, free to use, no copyright restrictions image - Picryl description

Fig. XLVII. Hydromylos. Theatrum Machinarum Novum Theatrum Machinarum Novum.

Fig. XLVII. Hydromylos. Theatrum Machinarum Novum Theatrum Machinarum ...

Public domain reproduction of artwork, free to use, no copyright restrictions image - Picryl description

Fig. XXIII. Hippomylos. Theatrum Machinarum Novum Theatrum Machinarum Novum.

Fig. XXIII. Hippomylos. Theatrum Machinarum Novum Theatrum Machinarum ...

Picryl description: Public domain image of an industrial equipment, workshop, assembly line, factory, power engine, 19th-20th century, free to use, no copyright restrictions.

Distilleertoestel met aanduidingen A-K

Distilleertoestel met aanduidingen A-K

Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description

Chemical vessels. Book illustration from Library of Congress

Chemical vessels. Book illustration from Library of Congress

Print shows a variety of different types of chemical vessels, such as a "cucurbit, matras or bolt-head, retort," an "alembic," a "cold-still, circulating glass, pelican, copper alembic with its refrigeratory, [... More

Jan Schenk - Technische tekeningen van koepel

Jan Schenk - Technische tekeningen van koepel

Technische tekeningen van een geornamenteerde koepel (nummers 74). Bovenaanzicht. Public domain photograph of building plan, architecture design drawing, free to use, no copyright restrictions image - Picryl description

Twee mannen aan een machine voor het slijpen van spiegels

Twee mannen aan een machine voor het slijpen van spiegels

Public domain scan of 18th-century drawing, free to use, no copyright restrictions image - Picryl description

Natuurkundig experiment - Public domain  drawing

Natuurkundig experiment - Public domain drawing

Public domain scan of 18th-century drawing, free to use, no copyright restrictions image - Picryl description

Natuurkundige instrumenten - Public domain  drawing

Natuurkundige instrumenten - Public domain drawing

Public domain scan of 18th-century drawing, free to use, no copyright restrictions image - Picryl description

machine from "The People's History of Cleveland, and its vicinage, etc. pt. 1-4"

machine from "The People's History of Cleveland, and its vicinage, etc...

This image has been taken from scan 000086 from "The People's History of Cleveland, and its vicinage, etc. pt. 1-4". The title and subject terms of this image have been generated from tags, created by users of ... More

Plateforme aérienne, cerf-volant libre dirigeable, système Vaussin-Chardanne. Feuille no. 2 / dressé et presenté ... le 19 mars 1853, Vaussin-Chardanne.

Plateforme aérienne, cerf-volant libre dirigeable, système Vaussin-Cha...

Design drawing shows a system for powering an airship with manually operated propellers. Includes longitudinal views of dirigible platform assembly and identification key. Tissandier collection.

Patent drawing - Aèrostat système Vaussin Chardanne (brevetè). Moyens simples et peu couteuse pour faire descendre et remonter à volanté un ballon dans lʹair sans perté de gaz et de lest, sans crainté l'accidents / / Villenueve St. Georges (Seine et Oise), le novembre 1853, Vaussin Chardanne. Public domain  image

Patent drawing - Aèrostat système Vaussin Chardanne (brevetè). Moyens ...

Patent design drawing for a safe system to regulate the altitude of a balloon while preserving gas and ballast. Includes 9 detail views, cross section, elevation, and identification key. Tissandier collection.

technology from "The Pictorial Sketch-Book of Pennsylvania ... Illustrated with over 200 engravings, and a colored map. Eighth edition, revised and greatly enlarged"

technology from "The Pictorial Sketch-Book of Pennsylvania ... Illustr...

This image has been taken from scan 000435 from "The Pictorial Sketch-Book of Pennsylvania ... Illustrated with over 200 engravings, and a colored map. Eighth edition, revised and greatly enlarged". The title a... More

Patent drawing - Drawing of Improved Artificial Leg Public domain  image

Patent drawing - Drawing of Improved Artificial Leg Public domain ima...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Drawing Showing Lantern Sections for the Lighthouse at Cape Canaveral, Florida

Drawing Showing Lantern Sections for the Lighthouse at Cape Canaveral,...

Lighthouse Plans for Cape Canaveral, Florida Public domain photograph of a technical diagram, patent drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing of Improved Ambulance Carriage Public domain  image

Patent drawing - Drawing of Improved Ambulance Carriage Public domain ...

Utility Patent Drawings Public domain photograph of a technical diagram, architecture, plan, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing of Improved Boot Public domain  image

Patent drawing - Drawing of Improved Boot Public domain image

Utility Patent Drawings Public domain photograph of the US industrial development, construction, work of U.S. government, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing of Suspender Fastening Public domain  image
Drawing of the Proposed Day Beacon for the Lighthouse at Atchafalaya Bay, Louisiana

Drawing of the Proposed Day Beacon for the Lighthouse at Atchafalaya B...

Lighthouse Plans for Atchafalaya Bay, Louisiana Public domain photograph of a lighthouse, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing of Flying Comet Toy Public domain  image
First Bell Telephone motion picture

First Bell Telephone motion picture

Attached caption: "10. First Bell Telephone, June 1875." Emile Berliner 1851 – 1929 was a German-born American inventor and businessman. He is best known for his development of the flat disc record and the Gra... More

Patent Drawing of Engine - for J. Gates' Monkey Wrench Public domain  image

Patent Drawing of Engine - for J. Gates' Monkey Wrench Public domain ...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for a See Saw Public domain  image

Patent drawing - for a See Saw Public domain image

This is the printed patent drawing for the see saw invented by Mrs. S. E. Saul. Patent Case Files

Patent drawing - for W. H. Broden's Target Public domain  image

Patent drawing - for W. H. Broden's Target Public domain image

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

[Prometheus unbound; or, science in Olympus]

[Prometheus unbound; or, science in Olympus]

The following description traces the figures clockwise from upper left. Vulcan, the god of fire and the forging of metals, and several cyclops watch in amazement as a modern man demonstrates a power press. Ne... More

Explosion des Marineluftschiffes L2 Projection für Alle

Explosion des Marineluftschiffes L2 Projection für Alle

Explosió d'un aeròstat marí mentre vola.

Electric automobile. Handmade automobile by O.H. Perry & Sons - Arlington Mass.

Electric automobile. Handmade automobile by O.H. Perry & Sons - Arling...

Picryl description: Public domain image of a cart, carriage, wagon, 18th-19th century design, free to use, no copyright restrictions.

Patent Drawing of Engine - for J. B. Halbert's Ratchet Wrench Public domain  image

Patent Drawing of Engine - for J. B. Halbert's Ratchet Wrench Public d...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for S. B. Bartine's Sunshade Hat Public domain  image

Patent drawing - for S. B. Bartine's Sunshade Hat Public domain image

Utility Patent Drawings Public domain photograph of architecture design drawing, free to use, no copyright restrictions image - Picryl description

Patent drawing - for a Propeller Public domain  image

Patent drawing - for a Propeller Public domain image

This is the printed patent drawing for an adjustable-pitch propeller invented by William B. Hayden. Patent Case Files

Emile Berliner, three-quarter length portrait, facing right, looking down at gramophone

Emile Berliner, three-quarter length portrait, facing right, looking d...

Originally housed in Illustrations folder. Public domain photograph - Portrait, United States, free to use, no copyright restrictions image - Picryl description

Fig. XXC. Stilbomylos. Theatrum Machinarum Novum Theatrum Machinarum Novum.

Fig. XXC. Stilbomylos. Theatrum Machinarum Novum Theatrum Machinarum N...

Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description

Fig. CXIV. Haustrum triplex, per sphæras. Theatrum Machinarum Novum.

Fig. CXIV. Haustrum triplex, per sphæras. Theatrum Machinarum Novum.

Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description

Fig. CXXI. Haustrum, cum capsulis. Theatrum Machinarum Novum.

Fig. CXXI. Haustrum, cum capsulis. Theatrum Machinarum Novum.

Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions.

Fig. CLIIX. Haustrum per capsulas, & trochleam Theatrum Machinarum Novum.

Fig. CLIIX. Haustrum per capsulas, & trochleam Theatrum Machinarum Nov...

Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions.

Jan Galle - Speculum diuersarum imaginum speculatiuarum

Jan Galle - Speculum diuersarum imaginum speculatiuarum

Public domain scan of 16th-17th century print, free to use, no copyright restrictions image - Picryl description

Jan Galle - Speculum diuersarum imaginum speculatiuarum

Jan Galle - Speculum diuersarum imaginum speculatiuarum

Public domain reproduction of art print, free to use, no copyright restrictions image - Picryl description

Jan Galle - Speculum diuersarum imaginum speculatiuarum

Jan Galle - Speculum diuersarum imaginum speculatiuarum

Public domain scan - 17th-century print, free to use, no copyright restrictions image - Picryl description

Patent drawing - Patent 573920 (part b) Public domain  image

Patent drawing - Patent 573920 (part b) Public domain image

Bicycle patent art from United States Patent Office

Ideas are the Basis of Progress. Every Improvement in This World was the Result of Someone's Idea - NARA - 534220

Ideas are the Basis of Progress. Every Improvement in This World was t...

Picryl description: Public domain historical photo of Second World War, free to use, no copyright restrictions image.

Fotothek df tg 0006284 Mathematik ^ Mechanik ^ Aufzug ^ Seilwinde

Fotothek df tg 0006284 Mathematik ^ Mechanik ^ Aufzug ^ Seilwinde

Original image description from the Deutsche FotothekMathematik & Mechanik & Aufzug & Seilwinde

Mark Twain in the lab of Nikola Tesla; 1894

Mark Twain in the lab of Nikola Tesla; 1894

Mark Twain in Nikola Tesla's lab; 1894

Tesla Wireless Power 1891

Tesla Wireless Power 1891

Nikola Tesla demonstrating wireless transmission of power and high frequency energy at Columbia College, New York, in 1891. The two metal sheets were connected to his Tesla coil oscillator, which applied a hi... More

Industrial history of the United States, from the earliest settlements to the present time- being a complete survey of American industries, embracing agriculture and horticulture; including the (14572879627)

Industrial history of the United States, from the earliest settlements...

Identifier: industrialhistor00boll (find matches) Title: Industrial history of the United States, from the earliest settlements to the present time: being a complete survey of American industries, embracing a... More

Industrial history of the United States, from the earliest settlements to the present time- being a complete survey of American industries, embracing agriculture and horticulture; including the (14759093472)

Industrial history of the United States, from the earliest settlements...

Identifier: industrialhistor00boll (find matches) Title: Industrial history of the United States, from the earliest settlements to the present time: being a complete survey of American industries, embracing a... More

Industrial history of the United States, from the earliest settlements to the present time- being a complete survey of American industries, embracing agriculture and horticulture; including the (14779157883)

Industrial history of the United States, from the earliest settlements...

Identifier: industrialhistor00boll (find matches) Title: Industrial history of the United States, from the earliest settlements to the present time: being a complete survey of American industries, embracing a... More

Patent drawing - 1986 Hennessey String Bender Public domain  image

Patent drawing - 1986 Hennessey String Bender Public domain image

Patent drawing for Hennessey guitar string bender, figures 1, 2 and 4, patent 4658693, titled Rear operated control device for guitar.

Patent Drawing of Engine - 2140946 SWARTZ drawing - . Public domain  image

Patent Drawing of Engine - 2140946 SWARTZ drawing - . Public domain i...

Technical diagram of the Swartz safety system, taken from the patent application

Patent Drawing of Engine - Arcade cabinet patent image - . Public domain  image
Patent drawing - Betty Boop colored patent Public domain  image

Patent drawing - Betty Boop colored patent Public domain image

Here are the two original drawings that I colored and modified to make this one. Betty Boop character design, figure 1 from U.S. patent application D86224 "Design for a Doll or Similar Article". The original d... More

Patent drawing - Bosom padUSpatent404881 1888c - . Public domain  image

Patent drawing - Bosom padUSpatent404881 1888c - . Public domain imag...

Picryl description: Public domain image of an ornamental print, pattern design, mannerism, baroque, free to use, no copyright restrictions.

Patent drawing - Chastity belt Heyser 1 - . Public domain  image

Patent drawing - Chastity belt Heyser 1 - . Public domain image

Page 1 from US en:Patent 995600 by Jonas E. Heyser, depicting a lockable male anti-masturbation belt. The rest of the patent document: Page 2, 3, 4, 5, 6.

Patent Drawing of Engine - Climax Lokomotive B-Klasse US455154-0 Public domain  image

Patent Drawing of Engine - Climax Lokomotive B-Klasse US455154-0 Publi...

Fig. 1 of US Patent 455154 showing a Class B Climax locomotive. Index: A - Boiler A’ - Cab A2 - Tank and Coal-Box A3 - Main Frame-Work B - Wheel C - Engine-Cylinder C’ - Cross-Head C2 - Connecting-Rod C3 - ... More

Patent Drawing of Engine - COP patent 4407085 - . Public domain  image
Patent drawing - Fenderguitarpatentsketch - . Public domain  image

Patent drawing - Fenderguitarpatentsketch - . Public domain image

Sketch of Leo Fender's lap steel guitar design from 1948 patent application, emphasizing design of guitar pickup.

Patent drawing - Gibson Moderne patent Public domain  image

Patent drawing - Gibson Moderne patent Public domain image

Patent drawing of Gibson Moderne Public domain photograph related to music, performing arts, free to use, no copyright restrictions image - Picryl description

Patent drawing - Inverted coaster car front view Public domain  image

Patent drawing - Inverted coaster car front view Public domain image

Diagram of an inverted roller coaster car - front view

Patent drawing - M3-smg-diagram Public domain  image

Patent drawing - M3-smg-diagram Public domain image

M3 SMG internal drawing from the patent

Patent Drawing of Engine - NorthropSwitchblade PatentDrawing 1 Public domain  image

Patent Drawing of Engine - NorthropSwitchblade PatentDrawing 1 Public ...

Patent drawing of the Northrop Switchblade. Top views: diagram with numbered parts (no legend for part numbers).

Patent drawing - Snurfer patent 3378274 diagram excerpt Public domain  image

Patent drawing - Snurfer patent 3378274 diagram excerpt Public domain ...

Excerpt from diagram of 3378274 for the snurfer a predecessor device to the snowboard

Patent drawing - US Patent 2,202,677- marionette design improvements by Ušinskas Public domain  image

Patent drawing - US Patent 2,202,677- marionette design improvements b...

US Patent 2,202,677: marionette design improvements by Stasys Ušinskas

Patent drawing - US Patent 7913X color page2 Public domain  image
Patent Drawing of Engine - US1047839-Figure 1 - . Public domain  image

Patent Drawing of Engine - US1047839-Figure 1 - . Public domain image

Revolving-cylinder internal-combustion engine A cylinders B drum-shapedcrank-chamber C two induction pipes D valveoperating mechanisms E trunnions F hollow ring G crank-shaft H ball-bearing I cupped end J sha... More

Patent drawing - US2579323-0 - . Public domain  image

Patent drawing - US2579323-0 - . Public domain image

Patent US2579323: "Rocket projectile" of Gregory J. Kessenich

Patent drawing - US4003081A Display systems with controlled color filtering (2) Public domain  image

Patent drawing - US4003081A Display systems with controlled color filt...

US patent application 4003081, "Display systems with controlled color filtering", published 1977-01-11  , filed 1974-01-21

Patent drawing - US470591-Figure 1 - . Public domain  image

Patent drawing - US470591-Figure 1 - . Public domain image

Deutsch: NortongetriebeEnglish: Feed mechanism for screw-cutting lathes User:MichaelFrey/US470591

Patent drawing - USpatent132613 1872 - . Public domain  image
Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - William A. Barry 1917 collapsible drum patent Public domain  image

Patent drawing - William A. Barry 1917 collapsible drum patent Public ...

Drawing of a Collapsible drum patent from William A. Barry.

Patent drawing - US496716-drawings-page-1 - . Public domain  image

Patent drawing - US496716-drawings-page-1 - . Public domain image

US patent US496716A: Two-dimensional puzzles with slideable or rotatable elements or groups of elements, the main configuration remaining unchanged with rotatable concentric rings or discs.

Patent drawing - Constructionsbeschreibung Trägerdecke Public domain  image

Patent drawing - Constructionsbeschreibung Trägerdecke Public domain ...

Deutsch: Beschreibung der uns patentamtlich geschützten Construction Trägerdecke - Längsschnitt

Patent Drawing of Engine - Pénaud & Gauchot 1876 amphibian aeroplane patent Public domain  image

Patent Drawing of Engine - Pénaud & Gauchot 1876 amphibian aeroplane p...

Drawings of the large amphibian aircraft that Alphonse Pénaud and Paul Gauchot patented on February 16, 1876. Patent No. 111.574 for «Un aéro-plane ou appareil aérien volant»

Rupertus Jacob Pat AT 3202 P4 - Drawing. Public domain image.

Rupertus Jacob Pat AT 3202 P4 - Drawing. Public domain image.

Rupertus Jacob Patent: AT 3202, Page 4, "Schloss fuer Feuerwaffen"

Patent Drawing of Engine - Parolyot of F Geshvend 1887 (project) Public domain  image

Patent Drawing of Engine - Parolyot of F Geshvend 1887 (project) Publi...

Parolyot (Steam Flyer), a project of a jet-propelled aircraft designed by the engineer from Kiev Feodor Geshvend (1839—1890).The outline from a brochure by F. Geshvend.Technical characteristics of Parolyot (ex... More

PSM V03 D423 Morse telegraph

PSM V03 D423 Morse telegraph

Morse telegraph Public domain photograph related to electric instruments, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - Collection of United States patents granted to Thomas A. Edison, 1869-1884 (1869) (14733670826) Public domain  image

Patent Drawing of Engine - Collection of United States patents granted...

Identifier: CollectionUniteVol2Edis (find matches) Title: Collection of United States patents granted to Thomas A. Edison, 1869-1884 Year: 1869 (1860s) Authors: Edison, Thomas A. (Thomas Alva), 1847-1931 Pet... More

Blackhoof Street Bridge, Spanning Miami-Erie Canal, New Bremen, Auglaize County, OH

Blackhoof Street Bridge, Spanning Miami-Erie Canal, New Bremen, Auglai...

Significance: The Blackhoof Street Bridge is a rare example of a bowstring bridge whose major components are of cast iron. The bridge is also an early example of the work of David H. Morrison, founder of the C... More

Howe's sewing machine. Cigarette Card

Howe's sewing machine. Cigarette Card

Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions.

[Steam engine, Washington Navy Yard, Washington, D.C. Transverse elevation of boiler, cistern, etc.]

[Steam engine, Washington Navy Yard, Washington, D.C. Transverse eleva...

Inscriptions on recto: "Transverse Elevation" "September 29th 1808" "Boiler" "Flue" "Chimney flue" "Cylinder selle" "Cistern" "Ash pit." Delineator: James Smallwood. (Source: The Engineering Drawi... More

New Inventions of Modern Times [Nova Reperta], The Invention of Oil Painting, plate 14

New Inventions of Modern Times [Nova Reperta], The Invention of Oil Pa...

Public domain image of painting, 17th-18th century, Netherlands, free to use, no copyright restrictions image - Picryl description

New Inventions of Modern Times [Nova Reperta], The Invention of Gunpowder, plate 3

New Inventions of Modern Times [Nova Reperta], The Invention of Gunpow...

Public domain scan of Dutch print from Metropolitan Museum of Art, free to use, no copyright restrictions - Picryl description

Titelprent voor de serie Nova Reperta

Titelprent voor de serie Nova Reperta

Public domain scan of 16th-century print, free to use, no copyright restrictions image - Picryl description

New Inventions of Modern Times [Nova Reperta], The Invention of Book Printing, plate 4

New Inventions of Modern Times [Nova Reperta], The Invention of Book P...

Public domain image of a city, buildings, cityscape, streets, 17th-century architecture, Netherlands, free to use, no copyright restrictions image - Picryl description.

Coupe et perspective de l'église de Saint Sulpice de Paris.

Coupe et perspective de l'église de Saint Sulpice de Paris.

Eglise de Saint-Sulpice. / Le Séminaire. / E. (Serie's title) Fixée sur un montage.

New Inventions of Modern Times [Nova Reperta], The Invention of Clockwork, plate 5

New Inventions of Modern Times [Nova Reperta], The Invention of Clockw...

Public domain scan of Dutch print from Metropolitan Museum of Art, free to use, no copyright restrictions - Picryl description

De zeilwagen van Simon Stevin, 1602

De zeilwagen van Simon Stevin, 1602

Public domain image of a sailing ship, caravel, harbor, sea, naval battle, 16th-17th century maritime architecture, free to use, no copyright restrictions image - Picryl description.

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur Federic de Vinciolo Venitien, page 56 (recto)

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur F...

Public domain reproduction of Italian art print, free to use, no copyright restrictions image - Picryl description

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur Federic de Vinciolo Venitien, page 27 (recto)

Les Secondes Oeuvres, et Subtiles Inventions De Lingerie du Seigneur F...

Public domain reproduction of Italian art print, free to use, no copyright restrictions image - Picryl description

Plate 7: a cartouche flanked by two satyrs, crowned with half a herm and half a cardinal's hat, from 'Nouvelles inventions de Cartouches'

Plate 7: a cartouche flanked by two satyrs, crowned with half a herm a...

Public domain reproduction of Italian art print, free to use, no copyright restrictions image - Picryl description

Fig. XLVI. Hydromylos per hydrergon versatilis. Theatrum Machinarum Novum.

Fig. XLVI. Hydromylos per hydrergon versatilis. Theatrum Machinarum No...

Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description

Fig. XXXIV. Aconi-&Sitimylos. Theatrum Machinarum Novum.

Fig. XXXIV. Aconi-&Sitimylos. Theatrum Machinarum Novum.

Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description

[Diagram of experiment with prisms that led Newton to conclude light is a mixture of differently refrangible rays; with surrounding text]

[Diagram of experiment with prisms that led Newton to conclude light i...

Illus. and text in: A letter ... containing his new theory about light and colors / Isaac Newton. In Royal Society of London. Philosophical Transactions, vol. 6, Feb. 1672. Published in: The tradition of scienc... More

Drie afbeeldingen ter opheldering van de werking van het oog, gemerkt I-III

Drie afbeeldingen ter opheldering van de werking van het oog, gemerkt ...

Public domain scan of a technical diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.

Public domain photo of a 3d object, Europe, free to use, no copyright restrictions image - Picryl description

Public domain photo of a 3d object, Europe, free to use, no copyright ...

Public domain photo of a 3d object, free to use, no copyright restrictions image - Picryl description.

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