| Source: Business letterheads Location: Archives | |
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| Last Name: | Engelhart |
| First Name: | H. |
| Middle Name: | A. |
| Building Illus: | No |
| Address: | 611 North Vandeventer Ave. |
| Type of Business: | licensed electrician; electrical construction; bell, speaking tubes, chandelier work |
| Date: | 1919 |
| Collection: | A0214 |
| Items: | 1 |
