MIL-C-7762A, MILITARY SPECIFICATION: COMPASSES, INSTALLATION OF (18 JAN 1967) [NO S/S DOCUMENT]

MIL-C-7762A, MILITARY SPECIFICATION: COMPASSES, INSTALLATION OF (18 JAN 1967) [NO S/S DOCUMENT]., This specification establishes the general requirements for the installation of compasses in all types of aircraft.