January 16, 1864
The Clinton post office name, changed to Ogden in 1857, was changed back to Clinton.
The evidence
“The office at Clinton was established simultaneously with that of Summerville, Stephen Perley being the first Postmaster. On March 6, 1857, the name was changed to Ogden, but changed back again January 16, 1864.”
1879-history-of-rock-county/16-rock-county-ch10-villages.md, PDF p. 652 / book p. 656
Butterfield, C. W., et al. The History of Rock County, Wisconsin: its early settlement, growth, development, resources, etc. Chicago: Western Historical Company, 1879. Cornell University Library via the Internet Archive, archive.org/details/cu31924028871585.
Grade A: Found on a page of one of our sources
On the printed page (PDF p. 652 / book p. 656) · open the whole page “On August 3, 1861, William H. Snyder was appointed, and on January 16, 1864, the name was changed back to Clinton, and Mr. Snyder recommissioned.”
1908-brown-rock-county/31-smaller-cities-villages-towns.md, Vol. 2, PDF p. 135 / book p. 644
Brown, William Fiske, editor. Rock County, Wisconsin: A New History of Its Cities, Villages, Towns, Citizens and Varied Interests, from the Earliest Times, Up to Date. Chicago: C. F. Cooper & Co., 1908. 2 vols. archive.org/details/rockcountywiscon01brow, archive.org/details/rockcountywiscon02brow.
Grade A: Found on a page of one of our sources
On the printed page (Vol. 2, PDF p. 135 / book p. 644) · open the whole page