4 ms·
That might also be a USGS reference marker, used for topographic surveys.
by ucaetano 8y ago
That might also be a USGS reference marker, used for topographic surveys.
- hermitdev 8y agoCould be. On further reflection, I also recall small plastic spikes that were significantly smaller (about an inch in diameter) on the private boundary. Only found one or two of those.
- dmckeon 8y agoDid it look like one of these? https://en.m.wikipedia.org/wiki/Survey_marker https://en.m.wikipedia.org/wiki/Survey_marker