1849
Washington Bastian became postmaster.
The evidence
“C. Spaulding, 18473 Washington Bastian, 1849; Allen Warden, 1853, As the returns of the post office are almost the best possible indices of the commerce and intelligence of a given locality, it has seemed good to present the receipts of the post office so far as known.”
1856-history-of-rock-county/06-beloit.md, PDF p. 76 / book p. 58
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. 76 / book p. 58) · open the whole page “C. Spaulding ; 1849, Washington Bastian ; 1853, Allen Warden ; 1856, M. Pascoe; 1858, L.”
1879-history-of-rock-county/15-rock-county-ch09-beloit.md, PDF p. 625
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 · may repeat 1856-history-of-rock-county, so not counted as independent
On the printed page (PDF p. 625) · open the whole page