Earthenware survey marker that cracked upon removal from ground. This mark was set in 1839 by Ferdinand Hassler.
Photo Category: Coast and Geodetic Survey
Photo Location: Pennsylvania, Willow Grove
Photo Date: 1979
| 640 x 431 | 42.69 KB | |
| 1280 x 862 | 140.51 KB | |
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| 2950 x 1986 | 749.82 KB |
| Added On | 16th October 2015 |
| Viewed | 4 viewed |