| Source: Public Servicer (magazine published by the employees of the St. Louis Public Service Company), three issues dated 1929-1931 Location: St.L. / 05 / P976 | |
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| Last Name: | Jeckel |
| First Name: | Grover |
| Last Name, Alternate Spelling: | Jekel |
| Volume: | 3 |
| Issue: | 12 |
| Date of Publication: | December 1930 |
| Page: | 31 |
