Business card for Kaysing Iron and Foundry Co., 2710 North 25th Street, St. Louis, Mo., no date, A0011-00036. Missouri Historical Society Library and Research Center.

Business card for Kaysing Iron and Foundry Co., 2710 North 25th Street, St. Louis, Mo., no date, A0011-00036. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/10346 Accessed December 25, 2024.