| 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 | |
 | |
| Last Name: | Callanan |
| First Name: | John |
| Middle Name: | F.X. |
| Portrait: | yes |
| Date of Publication: | Spring 1957 |
| Page: | 12-14 |
| Publication Title: | Union Electric Magazine |
