WWI 57th Infantry Battalion Cap Badge CEF - Pickled copper
each perforated with five ventilation holes and a single hole at the top
O'Donohoe was at the Battle of Vimy Ridge when he suffered a gun shot wound (shrapnel) to his left thigh (leg) on May 31
the LRDG changed roles and moved operations to the eastern Mediterranean
PETZL-WIEN
Germany, Weimar Republic. The Trip Of The Lz 126 (Zriii) To America (Uss Los Angeles, Usn) Record 81 Hours Medal 1924 Hold WWI 57th Infantry Battalion CapIn silver, marked "990" (silver) on the edge, obverse illustrating the bust of Dr. Hugo Eckener, with the engraver's initials at the base of the bust, reverse illustrating LZ 126 in flight over Friedrichshafen and Lake Constance, inscribed "AMERIKAFAHRT DES LZ 126 (ZR III) 1924" (America Trip of the LZ 126 (ZR III) 1926) above, inscribed "12. X. 6,35 ABFAHRT FRIEDRICHSHAFEN (Departed Friedrichshafen) 3,30 EUROPA VERLASSEN (Leave Europe) 13. X. 3,35