Team photo of the Hamilton Football Club in 1883.
Unknown
<p>Hamilton Tiger-Cats Alumni Association (<a rel="nofollow" class="external free" href="http://www.htcaa.ca/history-allTimeTeamPhotos.asp">http://www.htcaa.ca/history-allTimeTeamPhotos.asp</a>). Also found at a lower resolution at <a rel="nofollow" class="external free" href="https://www.cfl.ca/2020/12/14/uniform-vault-hamilton-tiger-cats/">https://www.cfl.ca/2020/12/14/uniform-vault-hamilton-tiger-cats/</a>, where this mention is found: 
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"Photo supplied by the Canadian Football Hall of Fame"