| 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: | Larkin Packer Company |
| Building Illustration: | yes |
| Address: | 6300 Maple Ave. |
| Volume: | 16 |
| Issue: | 12 |
| Date of Publication: | December 1928 |
| Page: | 4-5 |
| Remarks: | includes interior view of plant |
