- Publication Title:
- Maintenance, engineering: Maintenance and modification of communications security equipment; Mar. 14, 1957.
- Display Title:
- Air Force regulation AFR (series). 60-21. Maintenance, engineering: Maintenance and modification of communications security equipment; Mar. 14, 1957.
- Series Title:
- Air Force regulation AFR (series).
- Corporate Agency Authors:
- Air Force Department and Defense Dept.
- Sort Author:
- Air Force Department
- Date:
- 1957
- Publish Date ISO Format:
- 1957-01-01T00:00:00Z
- Publication Start:
- 19570101
- Publication End:
- 19571231
- Corporate/Agency Author:
- Air Force Department
- Publication month:
- 13
- Publication year:
- 1957
- SuDoc number:
- D 301.6:(nos.)
- Description:
- 1 p. 4°
- Notes:
- [Supersedes AFR 66-21, Oct. 25, 1954.] and [Issued with perforations.]
- Notes:
- [Issued with perforations.] ‡ Official Use. Not Available.
- Availability:
- ‡ Official Use. Not Available.
- Monthly Catalog date:
- April 1957
- Monthly Catalog issue number:
- 747
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1957-04-01T00:00:00Z
- Monthly Catalog entry number:
- 4575
- Record start page number:
- 8