| Source: Union Electric Company employee magazines (titled Wire and Pipe, Union Electric Magazine, Union Electric Quarterly, and Union Electric News), 1913-1969 (incomplete run) Location: St.L. / 05 / Un3, Un3b, Un3m | |
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| Corporate Name: | St. Louis Material and Supply Company |
| Building Illustration: | yes |
| Address: | foot of Branch St. |
| Volume: | 21 |
| Issue: | 7 |
| Date of Publication: | July 1933 |
| Page: | 5-6 |
