Original U.S. WWII Navy Mark 21 SARD 7x 50 Binoculars by Square D - Bureau of Aeronautics Issue Helmets both in England

both in England

Army in 1856

The M20 weighed 14

He went to OUNDLE School and on to London University and the Royal Military College at Sandhurst

Original U.S. WWII Navy Mark 21 SARD 7x 50 Binoculars by Square D - Bureau of Aeronautics Issue Helmets both in EnglandOriginal 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