January 1830
John Poole commenced the hotel business in Johnstown, carrying it on successfully for sixteen years.
Nation and worldGrade A · 1 independent source
The evidence
“Mr. John Poole commenced the hotel business in January, 1830, in Johnstown ; carried it on successfully sixteen years ; was well known throughout that part of the State ; served as under Sheriif there at one time ; Mr.”
1879-history-of-rock-county/23-bios-turtle.md, PDF p. 803
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.
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