February 1848
Subscription books were opened for a railroad company associated with Randall.
BeloitGrade A · 1 independent source
The evidence
“Randall (afterward governor of Wisconsin). On the first Monday ■of February, 1848, they opened books of subscription. The charter of the company provided”
1879-history-of-rock-county/04-wisconsin-railroads-commerce-health-statistics.md, PDF p. 169
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
On the printed page (PDF p. 169) · open the whole page