The First Presbyterian Church of Beloit was formally organized with forty-six members (dismissed from the Congregational church), under Rev. Lewis H. Loss.

The evidence

• “Lewis H. Loss, of Rockford, 111., conducted the formal organization of the First Presbyterian church, with forty-six members, March 21, 1849. The St.”

  1908-brown-rock-county/06-history-of-beloit.md, Vol. 1, PDF p. 192 / book p. 174

  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