Radio research 1942-1943
| Awduron Eraill: | , |
|---|---|
| Fformat: | Cyfresol |
| Iaith: | English |
| Cyhoeddwyd: |
New York :
Essential Books, distributed by Duell, Sloan and Pearce,
1944
|
| Disgrifiad o'r Eitem: | Handbibliothek 5/02 Alphons Silbermann-Nachlass |
|---|---|
| Disgrifiad Corfforoll: | XVI, 599 S. |
| Rhif Galw: | Handbibliothek 5/02 |