PBB 17
Recovered in Good Condition on March 30, 2019
Spatial/elevation data
| Coordinates | N 33.716638° W 115.808666° |
| Elevation | Unknown |
| Location | California
Riverside County Cottonwood Spring Quad |
Mark description
| Type | Gravity Station Disk |
| Setting | Rock Outcrop |
| Monumented | 1976 by USGS |
Narrative and photographs
This was one of the two gravity disks very close to 106 DOR USGS. This one is set on the same boulder, just a few inches away from the USGS disk. Very unusual!
