Silvered Coaster Christmas Norway 1941

Silvered Coaster engraved with 'Julen 1941 Oslo' and 'Offz.Heim L.G.K.Norw.', indicating that this coaster was a Christmas Gift to Officer's of the 'Luftgaukommando Norwegen' for Christmas 1941 in Norway. The coaster is having a diameter of approximately 9cms. Nice and unique original item!