The air traffic story : paper 194-52/DO-47.

Bibliographic Details
Corporate Author:	Radio Technical Commission for Aeronautics (U.S.). Special Committee 47
Format:	Book
Language:	English
Published:	Washington, [publisher not identified] ; 1952.
Subjects:	Airways > United States. Aids to air navigation > United States. Air traffic control > United States.

Description
Physical Description:	vi, 151 pages : illustrations, diagrams ; 25 cm.
Bibliography:	Includes bibliographical references (pages 145-147).