1861-1875: Hamilton 1861

Hamilton, Colorado

Hamilton was an important mining camp briefly in the early 1860's. It was located across from Tarryall on the road to Fairplay in Park County. A post office was established on July 26, 1860 while part of Kansas Territory and operated only until November, 1861.

Other covers in this section:

Fewer than ten reported examples

	6 June 1861 Hamilton, Colorado Territory to Iowa
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Hamilton post office continued to use their Kansas Territory postmarking device for a period after the establishment of Colorado Territory on February 28, 1861.

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