Original U.S. WWII Navy 7x50 Bu. Aero. Mark 21 SARD Binoculars by Square D with Polarized Filters in Case Russian Navy The serial number is 224593B

The serial number is 224593B denoting the year of manufacture as 1887

Stiria GB "Star" 66 M17

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

It comes in its all steel scabbard

The binocular M3 is a superlative instrument However

Original U.S. WWII Navy 7x50 Bu. Aero. Mark 21 SARD Binoculars by Square D with Polarized Filters in Case Russian Navy The serial number is 224593BOriginal 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