1845
A room in a mill (completed two years later) was used as a meeting-house by the Free Baptist Society.
The regionGrade A · 1 independent source
The evidence
“As at present constituted, it is a three-run mill, with a capacity of from thirty to forty barrels per day. In 1845, two years prior to its completion, a room in it was used as a meeting-house by the Free Baptist Society.”
1879-history-of-rock-county/16-rock-county-ch10-villages.md, PDF p. 689
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
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