Collecting Military Binoculars

Subtitle

Mark 21. Sard Bu Aero U.S. Navy F.S.S.C. 88-B-320 (7 x 50)

 

 

No serial#

 

 WWII US NAVY BU AERO 7X50 MARK 21 BINOCULARS  SARD 

The  binoculars are marked: “BU AERO. U.S. NAVY”, “F.S.S.C. R88-B-320”. 
The  rubber eyecups  are still usuable.