| Source: Occasional (Rosati-Kain High School yearbooks), 1939-1940 Location: St.L. / 377 / R789o | |
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| Last Name: | Helmer |
| First Name: | Mary |
| Title: | Miss |
| Portrait: | yes |
| Remarks: | group photo of Rosati-Kain Executive Board |
| Publication Year: | 1940 |
| Page: | 31 |
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