| Source: Business letterheads Location: Archives | |
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| Business Name: | Southern Illinois Penitentiary |
| Building Illus: | Yes |
| City, if not Saint Louis: | Menard P.O., Illinois |
| Type of Business: | penitentiary |
| Date: | no date |
| Remarks: | envelope |
| Collection: | A0214 |
| Items: | 1 |
