September 1846
The Sperbeck family came to Wisconsin (the latter part of September), locating at Delavan.
The regionGrade A · 1 independent source
The evidence
“SPERBEOK, proprietor of the Commercial Hotel ; was born in Perry, Wyoming Co., N. Y., March 5, 1837, and came to Wisconsin the latter part of September, 1846, locating at Delavan, Wis., where he received his education and assisted his father in farming; he moved to Darien, Wis., and opened the Farmers' Hotel, then to Sharon, Wis., and opened the Vedder House, now known as the Central House; from Sharon he moved to Darien and thence to Beloit, where he opened the Commercial House, which he is now running with excellent success ; Mr.”
1879-history-of-rock-county/18-bios-beloit.md, PDF p. 763 / book p. 767
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. 763 / book p. 767) · open the whole page