MIL-R-11254 Complete Document History
Rectifier, Projection Printing, Photogrammetric. 9&1/2 Inch Aerial Roll Film, Vertical Projection, O To 20 Degree Tilt, With 0.7 To 3.3 Magnification at 20 Degree Tilt, Autofocusing


Obsolete Revision Information:
   NOT - RECTIFIER, PROJECTION PRINTING - April 2, 1976
   REVISION C - RECTIFIER, PROJECTION PRINTING - July 12, 1961