| Source: Valley Trust Magazine, 1926-1930 (St. Louis, Mo.: Mississippi Valley Trust Company) Location: St.L. / 05 / V243 | |
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| Last Name: | McMahon |
| First Name: | Mary |
| Middle Name: | A. |
| Title: | Miss |
| Portrait: | yes |
| Volume: | 2 |
| Issue: | 6 |
| Date of Publication: | December 1926 |
| Page: | 16 |
