Original U.S. WWII Navy 7x50 Bu. Aero. Mark 21 SARD Binoculars by Square D with Polarized Filters in Case Russian Navy This is a very scarce

This is a very scarce authentic WWI collection from Sergeant George B

with the prototype demonstrating a speed of 639 km/h (345 kt

General Smith first served as a private in the Canadian Army during World War II before joining the U

Stiria GB "Star" 66 M17

It comes in its all steel scabbard

Original U.S. WWII Navy 7x50 Bu. Aero. Mark 21 SARD Binoculars by Square D with Polarized Filters in Case Russian Navy This is a very scarceOriginal Item: Only One Available. This is an excellent condition pair of WWII U. S. Navy Mark 21 SARD 7x 50 Binoculars by Square D, specifically designed for the Bureau of Aeronautics. When the mission was to observe movement across a wide expanse of sky or water then a binocular with a much wider field of view was justified. Several wide angle binocular models were commissioned specifically for the Bureau of Aeronautics whose vital work included