| 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: | McMahon |
| First Name: | John |
| Volume: | 2 |
| Issue: | 7 |
| Date: | July 15, 1916 |
| Page: | 20 |
