Germany, Luftwaffe. A Set Of Very Rare Eastern Volunteers Flight Junior Officer's Shoulder Boards certificate_of_authenticity number impressed "13878" on the

number impressed "13878" on the edge

black and white photo of Kraskowski embossed with the Home Office stamp

Moscow maker marked on the screwback

on page 12

Based on this the document can be dated to late 1944

Germany, Luftwaffe. A Set Of Very Rare Eastern Volunteers Flight Junior Officer's Shoulder Boards certificate_of_authenticity number impressed "13878" on theIn grayish blue wool, three sides trimmed in dark yellow piping, indicative of the positions of Flieger and Fallschirmjager, with matching strap, a strip of bright silver Luftwaffe rank tress sewn in place in the centre of the upper and carries around to the strap, the undersides of the board and strap with a 17 mm wide grayish blue cotton strip sewn in place, both the boards and straps with a reinforced button hole for uniform attachment, 45 mm x 112