Tin containing Ohropax-antiphones, hearing protection ear plugs, made by Max Negwar, Potsdam, Germany, 1910-1920, as used by personnel during the First World War.
Details
- Category:
- Audiology
- Object Number:
- 1988-385
- Materials:
- container, tin, contents, plastic, contents, cotton and contents, metal
- type:
- ear plugs
- credit:
- Dewey, N.