S. M. Tinsley & Company
City: Springfield
County: Sangamon
State: Illinois
In March 1840, Springfield, Illinois merchant Seth M. Tinsley formed a partnership with Edmond Taylor and William Cowgill under the firm name of S. M. Tinsley & Co. The firm operated under the same name with a variety of partners over the next years, becoming one of the leading mercantile firms in Springfield.
Sangamo Journal (Springfield, IL), 27 March 1840, 2:7; 12 December 1844, 3:6; Daily Illinois State Journal (Springfield), 14 August 1868, 4:1.