Clairton City Engineers, November 1927

Clairton City Engineers, November 1927

Land Surveyors United     •     November 26, 2025, 8:24 pm

Clairton City Engineers, November 1927

GEORGE STANLEY DRUHOT - USGS TOPOGRAPHER - 1925

Land Surveyors United     •     November 26, 2025, 7:00 pm

GEORGE STANLEY DRUHOT - USGS TOPOGRAPHER - 1925

Leica Geosystems Polska shared this moment from the last cruise of the ORP…

Land Surveyors United     •     November 26, 2025, 3:00 pm

Leica Geosystems Polska shared this moment from the last cruise of the ORP Falcon