Directory of United States Government Periodicals and Subscription Publications: February 1973
Publication month:
11
Publication frequency:
[Includes Part 27, Airworthiness standards: Normal category rotorcraft; Part 29, Transport category rotorcraft; Part 31, Manned free balloons; Part 33, Aircraft engines; Part 35, Propellers. Issued in looseleaf form.]
* For Sale by Superintendent of Documents. Paper, $6.00 (including basic manual and supplementary material for an indefinite period); $1.50 additional for foreign mailing. • Sent to Depository Libraries. Item 431-C-13
Availability:
* For Sale by Superintendent of Documents. Paper, $6.00 (including basic manual and supplementary material for an indefinite period); $1.50 additional for foreign mailing. • Sent to Depository Libraries. Item 431-C-13