Vtg 1957 Directorate of Flight Safety Research Special Study Kit CALENDA…

Vintage 1957 Directorate of Flight Safety Research Special Study kit WORKING CALENDAR/planners: Flying Safety Officers' Special Study Kits WORKING CALENDARS for Flying Safety Program: -April 1957: Flight Planning Today -May 1957: The Emergency -June 1957: The Crew Station -July 1957: The Power Plant All in good condition (see pics), UNUSED, slight discoloration to backs from age.