C-1 Autopilot Technical Manual AN 11-60AA-1 C-47 down through a low overcast

down through a low overcast into conditions of ceiling and visibility which will permit the landing to be completed under visual contact conditions

See photo showing the yellow USN anchor symbol stamped on its back case

a WV-2 Super Constellation aircraft was assigned to Project m a g n e t

made by Simmonds Aerospace under the Pacitor brand name

when combined with the APA-44 computer

C-1 Autopilot Technical Manual AN 11-60AA-1 C-47 down through a low overcastThis is an original (not reprint or CD) Handbook of Operation and Service Instructions for the Automatic Pilot Type C 1 System, dated October 1943. The C 1 system was introduced during WWII and used across many bombers of the US Army Air Force and US Navy, including heavy bombers B 17, B 24, and B 29 and medium bombers B 25 and B 26. This 264 page manual covers all aspects of the C 1 system. This is an original loose leaf, stapled, unbound edition.