| 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 | |
 | |
| Last Name: | Waldren |
| First Name: | Peter |
| Volume: | I |
| Issue: | 9 |
| Date: | September 15, 1915 |
| Page: | 3 |
