Browse Items (15 total)
- Collection: Alumni House
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Protractor-Square
A white plastic protractor connected to a right angle square, allowing for dimension and angle drawing. The window below the protractor is has slightly non-parallel long edges that diverge at about 2-3˚. Design patent no. 93,979—meaning it was…
Methods-Time Measurement Application Data card
The data on this card was a mature version of the "MTM" or "Methods-Time Measurement" movement pioneered by Herold Bright Maynard, John Lenhard Schwab and Gustave James Stegemerten in the early twentieth century. These men built on the fundamental…
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Crookes tube (X-ray generator)
Physical Description: The body of the Crookes tube instrument consists of a copper cube, in the center of a metal stand. The stand consists of a long…