| DEFIANCE COUNTY ENGINEER PLAT BOOK INDEX | |||
| VOL | PAGE | DESCRIPTION | LOCATION |
| 3 | 67 | Original Plat - 1874 | Delaware Bend |
| 3 | 69 | First Addition - 1889 (Pages 69 & 69A) | Delaware Bend |
| 3 | 70 | Delaware Bend - 1915 | Delaware Bend |
| 3 | 70A | Delaware Bend - 1975 revision | Delaware Bend |
| 3 | 68 | Keyser's Addn | Delaware Bend |
| 8 | 275 | Jericho Street - Vacation Pt | Delaware Bend |
| 12 | 24 | Vacation Plat - Alleys | Delaware Bend |
| 12 | 54 | Vacation Plat - First Add - Part of Oak St | Delaware Bend |
| 14 | 30 | Vacation Plat | Delaware Bend |
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