- Publication Title:
- Frequency (radio). Methods of using standard frequencies broadcast by radio [with bibliography].
- Display Title:
- Frequency (radio). Methods of using standard frequencies broadcast by radio [with bibliography].
- Corporate Agency Authors:
- National Bureau of Standards
- Sort Author:
- National Bureau of Standards
- Date:
- Sept. 5, 1939
- Publish Date ISO Format:
- 1939-09-05T00:00:00Z
- Publication Start:
- 19390905
- Publication End:
- 19390905
- Corporate/Agency Author:
- National Bureau of Standards
- Publication month:
- 4
- Publication year:
- 1939
- SuDoc number:
- C 13.16:567
- Description:
- 32 p. il. 4°
- Notes:
- (Letter circular LC-567.) [Processed. Replaces Letter circular 498.]
- Notes:
- (Letter circular LC-567.) [Processed. Replaces Letter circular 498.] † Distribution Made by Issuing Office.
- Availability:
- † Distribution Made by Issuing Office.
- Monthly Catalog date:
- November 1939
- Monthly Catalog issue number:
- 539
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1939-11-01T00:00:00Z
- Record start page number:
- 1550