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International Litho Artists and Engravers Insurance and Protective Assn. Letterhead

Date: 
Description: Letterhead proof for the International Litho Artists and Engravers Insurance and Protective Association of the United States and Canada, of Milwaukee, Wisc...
Photograph

Taking Oxygen Samples

Date: 02 1977
Description: A man is kneeling on the ice and snow at Potter's Lake. He is running a machine that is testing the oxygen levels in the water, while recording the results...

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