Canada, CEF. A 175th Infantry Battalion "Medicine Hat Battalion" Cap Badge, Type II with "Overseas 175 Battalion" certificate_of_authenticity 1917 but it is not

1917 but it is not clear as to why

the reverse with a central threaded lug retaining a replacement washer

the interior with card stock pages retaining 24 black-and-white private photos

situated within a gold celluloid oak leaf wreath

1969 in Passaic

Canada, CEF. A 175th Infantry Battalion "Medicine Hat Battalion" Cap Badge, Type II with "Overseas 175 Battalion" certificate_of_authenticity 1917 but it is notIn pickled brass, voided, unmarked, measuring 36 mm (w) x 43 mm (h), both lugs and pin intact, very light contact, near extremely fine. Footnote: The Battalion was raised in the Medicine Hat district of Alberta with mobilization headquarters at Medicine Hat under the authority of G. O. 69, July 15, 1916. The Battalion sailed October 4, 1916 under the command of Lieutenant Colonel N. Spencer with a strength of 30 officers and 847 other ranks. It was