| Source: Southwestern Telephone News (St. Louis: Southwestern Bell Telephone Co.), 1917-1955 (incomplete run) Location: St.L. / 05 / So89 | |
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| Last Name: | Irgang |
| First Name: | S. |
| Volume: | 10 |
| Issue: | 4 |
| Date of Publication: | April 1923 |
| Page: | 45 |
| Remarks: | Listing of years of service |
