| Source: Who’s Who in Commerce and Industry, 1940-1941 Location: 923.3 / W62 | |
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| Last Name: | Switzler |
| First Name: | Royall |
| Middle Name: | Hill |
| Address: | 8 Ridgewood Rd. |
| Birth Date: | 1876 Aug. 5 |
| Page: | 742-743 |
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