$3 aquot;What air conditioning includes, its advantages, the fundamental principles of design, the installation and operation ... 628.8 Air conditioning 37-12518 628.9 LIGHTING activities, aviatorsa#39; training, record flights, airport development, production ... Harley, and Eaker, Ira Clarence. ... and military aviation, physical examinations pilots must pass, physical and emotional effects of continual flight on the pilot, anbsp;...
|Title||:||A.L.A. catalog, 1937-1941|
|Author||:||American Library Association|