September 10, 1837
The first public preaching service in the Beloit settlement was conducted in the large boarding house; the preacher is named "Prof. Whitney" in one history and "Professor Whitman" in another .
BeloitGrade A · 1 independent source
The evidence
“The first sermon was preached in the old Beloit House, September 10, 1837, by Prof. Whitney, from Belvidere, 111.”
1879-history-of-rock-county/15-rock-county-ch09-beloit.md, PDF p. 611 / book p. 615
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. 611 / book p. 615) · open the whole page