Quick view Add to Cart Operation, Service and Overhaul Instructions with Parts for Gyro Horizon Indicator - Type AN5736 Document Part Number: TM 1-05-20-9, T.O. No. 05-20-9 Number of pages: 101Part Number: TM 1-05-20-9, T.O. No. 05-20-9Revision Date: 6-Jan-1955 MSRP: Was: Now: $50.28