Canada, Cef. A Rare Sergeant Great Coat, Combat Altered certificate_of_authenticity by the Militia and Defence

by the Militia and Defence Department in Ottawa on November 11

possibly from rounds fired by John Oliver Andrews

Third tag is stamped "CAN R281304 AIRMAN P RUSHAK RC RCAF" on the obverse and "B" on the reverse

measuring 100 mm (w) x 60 mm (h)

Canada, Cef. A Rare Sergeant Great Coat, Combat Altered certificate_of_authenticity by the Militia and DefenceA khaki green wool coat, unlined, with a rounded stand and fall lay down collar, the collar has a single metal hook and loop (for additional closure), the centre right bears five brass circular shank buttons consisting of a central maple leaf encompassed by a border inscribed with HONI SOIT QUI MAL Y PENSE (MAY HE BE SHAMED WHO THINKS BADLY OF IT), topped with CANADA, the reverse of the buttons are unmarked (these are called general service buttons),