Search the Wisconsin Historical Society's collections
Filter: Categories of Wisconsin Historical Images
Filter: FORMAT_NUMBER_ORG of (T352)220
| Date: | 1937 |
|---|---|
| Description: | A revolutionary dive suit that solved the problems of breathing air at depth by using a mixture of helium and oxygen rather than nitrogen and oxygen. The s... |
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: