Choose PDF type:
| Picture No | 10116809 |
| Date | circa 1936 |
| Description | SONAR DETECTOR 1936 |
| Details |
As war threatens, the need for an early warning system, to detect enemy warplanes, becomes crucial : this sonar detector may enable Hitler's bombers to be intercepted.
|
| Source | Churchman's cigarette card |
| Credit | Mary Evans Picture Library |
| Restrictions |
|
|
Thank you for visiting our website. If you are interested in licensing this image please email us at pictures@maryevans.com or telephone us on +44(0)20 8318 0034. If you are already registered to use this website, you can log in here. |