- Publication Title:
- United States air transportation system, routes permanently certificated Sept. 30, 1949.
- Display Title:
- Maps. United States air transportation system, routes permanently certificated Sept. 30, 1949.
- Series Title:
- Maps.
- Corporate Agency Authors:
- Civil Aeronautics Board and Commerce Dept.
- Sort Author:
- Civil Aeronautics Board
- Date:
- [1949.]
- Publish Date ISO Format:
- 1949-01-01T00:00:00Z
- Publication Start:
- 19490101
- Publication End:
- 19491231
- Corporate/Agency Author:
- Civil Aeronautics Board
- Publication month:
- 13
- Publication year:
- 1949
- SuDoc number:
- C 31.217:T 68/2/949-2
- Description:
- 14×20 in.
- Notes:
- (Economic Regulation Bureau, Analyses Division.) [Processed.]
- Notes:
- (Economic Regulation Bureau, Analyses Division.) [Processed.] † Distribution Made by Issuing Office.
- Availability:
- † Distribution Made by Issuing Office.
- Monthly Catalog date:
- January 1950
- Monthly Catalog issue number:
- 660
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1950-01-01T00:00:00Z
- Monthly Catalog entry number:
- 576
- Record start page number:
- 28