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Important Notes regarding th USPS-4C Mail Receptacles for Architects and Specifiers
| USPS-4C Catalogue |
| 3-Part Specifications for USPS-4C Horizontal Mailbox |
| Warranty Sheet |
| Maintenance Sheet |
| Important Excerpt from USPS-4C Final Rulings |
| USPS-4C Drawings (whole collection) |
| Concise Kiosk Drawings (whole collection) |