Search the Wisconsin Historical Society's collections

Searching for

Refine by

Results 1-1 of 1

Photograph

New Air Filter Developed

Date: 06 11 1958
Description: A.W. Brown of Research Products Corporation shows off the new "cut-to-size" piece of the firm's newly developed filter for room air conditioners.

Have Questions?

If you didn't find the material you searched for, our Library Reference Staff can help.

Call our reference desk at 608-264-6535 or email us at:

feedback@wisconsinhistory.org