| Source: The Owl, 1915, 1916, and 1917 (McKinley High Evening School yearbook) Location: St.L. / 379.17 / M21o | |
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| Last Name: | Blackwell |
| First Name: | R. |
| Middle Name: | W. |
| Photograph: | yes |
| Publication Date: | 1917 |
| Page: | 8 |
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