| Source: The Printing Trades Magazine, 1909-1915 (incomplete run) Location: St.L. / 05 / P936 | |
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| Last Name: | Schuler |
| First Name: | Charles |
| Middle Name: | R. |
| Address: | 5158 Minerva Ave. |
| Volume: | IV |
| Issue: | 7 |
| Date of Publication: | July, 1912 |
| Page: | 10, 15 |
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