Canada, United States. A 1St Special Service Force Shoulder Patch GTRexclude hallmarked with a boar's head

hallmarked with a boar's head on the obverse

reverse with enameled white centre bearing the letters “MM” (Military Merit)

1942 as Oberleutnant and adjutant of the Jagdgeschwader 77)

the signature could be that of Harry Zühlke

Canada, United States. A 1St Special Service Force Shoulder Patch GTRexclude hallmarked with a boar's headWhite embroidered lettering, on a red embroidered field, measuring 37 mm (w) x 78 mm (h), extremely fine. Footnote: The 1st Special Service Force (also called The Devil's Brigade, The Black Devils, The Black Devils' Brigade, and Freddie's Freighters) was an elite American Canadian commando unit in the Second World War, under command of the United States Fifth Army. The unit was organized in 1942 and trained at Fort William Henry Harrison near Helena,