TY  - BOOK
ED  - United States.
TI  - Air safety: hearings before subcommittee, 80th Congress, 1st session, on S.3, to provide for training of air-traffic control-tower operators, S.4, authorizing advanced training in aeronautics of technical personnel of Civil Aeronautics Administration, and S.269, to create independent Air Safety Board, Jan. 28-Feb. 7, 1947
PY  - 1947///
CY  - [Washington, D.C.]
KW  - Aeronautics
KW  - Safety measures
KW  - Aeronautics, Commercial
KW  - United States
KW  - Air traffic control
N1  - Document for sale by the Superintendent of Documents, paper; CRDP Program Historic Shelflist record
ER  -