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Publication Information
Physical Description
Collection Information
Copyright Information
W012YTZ
WHi 66111
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Digital Collections
Explore more than 100,000 collection items online through the Society’s digital collections. For over two decades, we’ve been scanning, photographing, and digitizing materials from our collections, creating a rich and growing digital archive that brings history closer to you.
The Wisconsin Historical Society offers an ever-growing digital collection. Digitized materials reflect the full range of items in the collections including photographs, letters, newsletters, films, posters, architectural drawings, menus, and ephemera.
Attribution
For a credit line: Wisconsin Historical Society, Creator, Title, Unique Identifier.
The Unique Identifier can be found at the top or bottom of the page for each item. The name of a downloaded file is NOT the unique identifier.
For bibliographic citations please consult the UW-Madison Libraries Citation Research Guide to ensure compliance with appropriate style guidelines.
Accessing Collections
The vast majority of the items in our collections are not online. The Society owns thousands of archival collections viewable in our Archives reading room. To view and conduct research in our collections, visit us in person.
International PA-50 Power Unit
August 15, 1938
International PA-50 power unit owned by T.E. Luman, which is housed inside a wooden building. The unit was used to generate power to run a coal cutter, lights, and a fan.
Cato Oil Company Well
June 21, 1938
Men set up a Wilson double-drum spudder made by Wilson Manufacturing Company, and an International PA-100 power unit at a well owned by Cato Oil Company, Incorporated.
International PA-100 Power Units
1939
Three men stand on a platform near two butane-operated International PA-100 power units.
Universal Rock Crusher
October 12, 1938
Men work with a Universal crusher, used to crush 400 yards of gravel in 8 hours. The crusher was powered by an International PA-100 power unit owned by E.F. Wick; an International truck is to the l...
Man with Ice Machine
September 10, 1938
A man crouches near a 7.5 x 7.5 Lippman ice machine powered by an International PA-50 power unit at the Isis Theater.
PA-100 Power Unit in Rail Car
July 27, 1938
Interior of a rail car powered by an International PA-100 power unit. The car was owned by the Rapid City, Black Hills, and Western Rail Road line.
