Collie Co-operative Society Ltd bread tokens

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Christopher George Henderson moved to Collie in 1899 and helped to found the Collie Co-operative Society. There is a reference in TROVE to the Collie Co-operative Society in the 1919 Argus, and in the WA Parliament Legislative Assembly Wednesday, 6th September, 1944 Hansard. The Co-operative closed in 1982.
The reverse is blank for each of these tokens.
These tokens were certainly in use in the 1950s.