Spring 1853
William (of the Bradford farm family) moved to Bradford, Rock Co., and settled on 480 acres.
Rock CountyGrade A · 1 independent source
The evidence
“William's father, Joseph, died in April, 1849, aged 70 years ; he was a prominent Royal Arch Mason. William started out for himself Oct. 18, 1 844, came to Milwaukee and then went to McHenry Co., 111. ; was there most of the time till spring of 1853 ; then moved to Bradford, Rock Co., Wis., and settled on 480 acres; in 1864, moved to Sec. 34, Bradford ; now has a fine farm of 187 acres. He has a fine creamery ; churns 600 to 700 pounds of milk at a time ; his butter, which is of the best, finds ready market ; he has also one of the finest springs in the county ; water is pumped up into the house by hydraulic pressure.”
1879-history-of-rock-county/35-bios-bradford.md, PDF p. 885
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