- Publication Title:
- United States air transportation system, routes permanently certificated, Sept. 30, 1951.
- Display Title:
- Maps. United States air transportation system, routes permanently certificated, Sept. 30, 1951.
- Series Title:
- Maps.
- Corporate Agency Authors:
- Civil Aeronautics Board and Commerce Dept.
- Sort Author:
- Civil Aeronautics Board
- Date:
- [1951.]
- Publish Date ISO Format:
- 1951-01-01T00:00:00Z
- Publication Start:
- 19510101
- Publication End:
- 19511231
- Corporate/Agency Author:
- Civil Aeronautics Board
- Publication month:
- 13
- Publication year:
- 1951
- SuDoc number:
- C 31.217:T 68/2/951
- Description:
- 14X20 in.
- Notes:
- (Bureau of Air Operations. Routes Division.) and [Processed.]
- Notes:
- [Processed.] † Distribution Made by Issuing Office.
- Availability:
- † Distribution Made by Issuing Office.
- Monthly Catalog date:
- February 1952
- Monthly Catalog issue number:
- 685
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1952-02-01T00:00:00Z
- Monthly Catalog entry number:
- 2209
- Record start page number:
- 18