Oldenburg, Grand Duchy. A Medal For Faithful Labour, C.1910 certificate_of_authenticity The Admiralty obviously thought that

The Admiralty obviously thought that workers with war service badges was a good idea as in late 1914

WWI 75th Infantry Battalion Cap Badge -  Browning copper

073 other ranks under the command of Lieutenant-Colonel H

signature of George R

Oldenburg, Grand Duchy. A Medal For Faithful Labour, C.1910 certificate_of_authenticity The Admiralty obviously thought that(Medaille fr Treue in der Arbeit). Instituted 16 November 1904 by Grand Duke Friedrich August. (1904 1918 issue). Constructed of silver, on loop for suspension from its period original ribbon, the obverse with a raised leftward facing profile of Grand Duke Friedrich August, circumscribed by name and title, the reverse with an inscription of FR TREUE IN DER ARBEIT (FOR FAITHFUL LABOUR), unmarked, measuring 30. 10 mm in diameter, measuring 16. 5 grams,