MIL-S-3720 › Complete Document History
Sketching Board, With Waterproof Cover, Tripod Mounting

Complete Current Edition:
   REVISION E - SKETCHING BOARD, WITH WATERPRO - Dec. 2, 1986
   REV E INACTIVATION 1 - INACTIVATION NOTICE 1, REV E - May 7, 1998
   REV E VALIDATION 2 - VALIDATION NOTICE 2 FOR REVISION E - Feb. 10, 2023

Obsolete Revision Information:
   REVISION D - SKETCHING BOARD, WITH WATERPRO - Feb. 25, 1980