Kontrol'nye cifry radiofikacii SSSR v 1928/29 g
Čast'1: Plan radioslušatel'skoj radiofikacii
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Moskva,
1929
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/1A033ED6-40E5-4473-B622-566218DBB855 |
| Summary: | Čast'1: Plan radioslušatel'skoj radiofikacii |
|---|---|
| Published: | 1929 |