Air raid : the technique of silent approach, high explosive, panic /
Wedi'i Gadw mewn:
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
London :
Routledge,
1938.
|
| Pynciau: |
| Disgrifiad Corfforoll: | 142 p., [16] leaves of plates : ill. |
|---|