| Source: Who's Who in North St. Louis (St. Louis: North St. Louis Business Men's Association, 1925) Location: Reading Room / St.L. / 920 / N81 | |
 | |
| Corporate Name: | C.A. Welsch Construction Company |
| Address: | 18th & Mullanphy Sts.; 3413 Klein St. |
| Page: | 212 |
