| Source: Christmas letters, University City Public Schools, 1956, 1957, and 1959 Location: Helen Manley Papers, Box 5, Folders 5-7, Archives | |
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| Last Name: | Muhl |
| First Name: | Clarence |
| Middle Name: | A. |
| Publication Year: | 1959 |
| Page: | 6, 9, 19 |
| Location: | Box 5, Folder 7 |
