Salt Island U.S. Coast and Geodetic Survey Reference Mark No. 1, 1934 Portal in Westbrook Center Connecticut United States
| # | Image | Mod | Area | L | R | HP | Days |
|---|---|---|---|---|---|---|---|
| 1 |  Salt Island U.S. Coast and Geodetic Survey Reference Mark No. 1, 1934 | AX PS AX AX | -- | 6 | 8 | 55% | 64 |
| # | Image | Mod | Area | L | R | HP | Days |
|---|---|---|---|---|---|---|---|
| 1 | Salt Island U.S. Coast and Geodetic Survey Reference Mark No. 1, 1934 | AX PS AX AX | -- | 6 | 8 | 55% | 64 |