Commonwealth Bank Uniform Buttons
These two are variations on those shown in this blog: http://www.austbuttonhistory.com/uniform-buttons-2/companies-and-clubs-including-merchantile-marine/#Commonwealth_Bank_of_Australia.
Irish Pipe Band Button: A. J. Parkes Brisbane
The shank came loose in transit (it appears to have been previously glued) but that made it easier to photograph the backmark!
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