Map of the country from Lake Superior to the Pacific Ocean. From the latest explorations and surveys to accompany the report of the New York Chamber of Commerce, April 1868.
National parks of the Midwest.
Discovering the legacy of Lewis and Clark : bicentennial commemoration 2003-2006 /
Preliminary sketch of the Northern Pacific Rail Road exploration and survey, by I. I. Stevens, Governor of Washington Territory.
Map of the country tributary to the Northern Pacific Railroad, compiled from English, Canadian, and American official sources and original surveys by Edward H. Knight, Jan. 1st 1871.
Riviere des Lacs to the Rocky Mountains : from explorations and surveys /
Preliminary sketch of the Northern Pacific Rail Road exploration and survey, by I. I. Stevens, Governor of Washington Territory.
Map of the country from Lake Superior to the Pacific Ocean. From the latest explorations and surveys to accompany the report of the New York Chamber of Commerce, April 1868.
National parks of the Midwest.
Discovering the legacy of Lewis and Clark : bicentennial commemoration 2003-2006 /
Preliminary sketch of the Northern Pacific Rail Road exploration and survey, by I. I. Stevens, Governor of Washington Territory.
Map of the country tributary to the Northern Pacific Railroad, compiled from English, Canadian, and American official sources and original surveys by Edward H. Knight, Jan. 1st 1871.
Riviere des Lacs to the Rocky Mountains : from explorations and surveys /
Preliminary sketch of the Northern Pacific Rail Road exploration and survey, by I. I. Stevens, Governor of Washington Territory.
Production. Aircraft engines. Hundreds of gears pass through the expert hands of Dorothy Miller and Sylvia Dreiser during their eight-hour working day in a large Midwest aircraft plant. Inspection of these vital cogs in America's war machine is a delicate task and one which requires infinite patience and precision. Melrose Park, Buick plant
Production. Diesel engines. Diesel engines for the Navy await dynamometer at a Midwest plant
Engine blocks for the Army's new halftrac scout cars. They represent the latest and best thought in automotive foundry and precision machining practice. The large Midwest plant that is turning them out has been making engine blocks for many years for commercial trucks. White Motor Company, Cleveland, Ohio
Production. Shell loading. These girls are "staking" fuses in the assembly of artillery shells in a large Midwest loading plant. In the manufacture and loading of percussion caps--an operation performed in a large division of the plant--ninety percent of the employees are women. Army officers say the women speed up production. Ravenna ordnance plant
A track for an Army halftrac car nears completion as curing plates nuts are removed with an air pressure wrench on the trimming rack of a Midwest rubber plant. Goodrich, Akron, Ohio
National parks of the Midwest.
Conversion. Auto engines to military truck engines. Forging weapons for war. Crankshafts for military trucks are shaped on a huge Erie forging press served by an endless chain conveyor. Site: a Midwest auto plant converted to war production
Production. Marine boilers. Large forge furnaces prepare heats for the shaping of heavy hydraulic fittings and other essential war equipment in a big Midwest plant