Original U.S. WWII Navy Mark 21 SARD 7x 50 Binoculars by Square D - Bureau of Aeronautics Issue Helmets the other coffee and tafia

the other coffee and tafia spirit

Illumination inside the binnacle became a problem so non ferrous metal lanterns were introduced for use at night

We have not been able to figure out exactly what unit

Army in 1856

The M20 weighed 14

Original U.S. WWII Navy Mark 21 SARD 7x 50 Binoculars by Square D - Bureau of Aeronautics Issue Helmets the other coffee and tafiaOriginal 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