Radio navigation aids including details of direction-finder stations, radiobeacons, navigational warnings, time signals, etc.
- Publisher: U.S. Givt. Print. Off.
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 5200656
- Subject: Radio.
- Subject code: V
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1935 1935; 1938V1 1938; 1938v.2 1938; 1939v.2 1939; 1939v.1 1939; 1948 1948 | permanent |