| Accession Number | 100628 |
|---|---|
| Collection type | Photograph |
| Object type | Negative |
| Conflict |
Second World War, 1939-1945 |
| Copyright |
Item copyright: Copyright expired - public domain
|
Illustration of demonstration wireless circuit "valve as a Detector" used as an aid in ...
Description
Illustration of demonstration wireless circuit "valve as a Detector" used as an aid in instruction by Australian School of Signals.