Operator's manual : survey instrument, azimuth, gyro, lightweight, model AG-8, type 1 (6675-00-062-8579).

"30 June 1986."

Organizational maintenance manual : survey instrument, azimuth, gyro, lightweight, model AG-8, type 1 (6675-00-062-8579).

"22 April 1987."

Depot maintenance manual : radio magnetic indicator ID-250A/ARN.

"December 1959."