| Source: Union Electric Company employee magazines (titled Wire and Pipe, Union Electric Magazine, and Union Electric News), 1920-1930, 1941, 1954, 1956-1967 (incomplete run) Location: Dewey Stacks / Range 17B / Side A | |
 | |
| Corporate Name: | Carl I. Schaeffer Electric Co. |
| Building Illustration: | yes |
| Address: | 2727 and 2731 South Jefferson Ave. |
| Volume: | 21 |
| Issue: | 10 |
| Date of Publication: | May 28, 1963 |
| Page: | 3 |
| Publication Title: | Union Electric News |
| Remarks: | Research indicates that the exact address of this building is 2727 and 2731 South Jefferson Ave. |
