| Source: The Voice of Emerson, 1944-1963 (incomplete run) Location: St.L. / 05 / V57 / flat (preservation copies) | |
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| Last Name: | Ehrenfest |
| First Name: | Steven |
| Volume: | 12 |
| Issue: | 5 |
| Date of Publication: | September 25, 1950 |
| Page: | 2 |
| Remarks: | classified advertisement of, riders wanted |
