June 7, 1855
Mr. Baker purchased the entire interest in the Press and became sole owner.
BeloitGrade A · 1 independent source
The evidence
“M. Doty, purchased one undivided half of the establishment, and the " Press": was published under the firm of Baker & Doty, until June 7, 1855, when Mr. Baker purchased the entire interest.”
1856-history-of-rock-county/25-city-of-janesville.md, PDF p. 208 / book p. 188
Guernsey, Orrin, and Josiah F. Willard, editors. History of Rock County, and Transactions of the Rock County Agricultural Society and Mechanics' Institute. Janesville, Wis.: William M. Doty & Brother, 1856. Cornell University Library via the Internet Archive, archive.org/details/cu31924028871593.
Grade A: Found on a page of one of our sources
On the printed page (PDF p. 208 / book p. 188) · open the whole page