| Source: United Railways Bulletin, 1915-1923 (published monthly for distribution among the employees of the United Railways Company of St. Louis) (incomplete run) Location: St.L. / 05 / Un35 | |
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| Last Name: | Callahan |
| First Name: | Patrick |
| Middle Name: | J. |
| Last Name, Alternate Spelling: | Callaghan |
| Birth Year: | circa 1853 |
| Volume: | 7 |
| Issue: | 1 |
| Date: | January 1921 |
| Page: | 14 |
