E. B. Latham putting new spring in truck.Earth Movements Investigations on the San Andreas Fault.1st and 2nd order triangulation.Triangulation party of Ector B. Latham
3/18/2019 1:53:14 PM
Date: 1932
Credit: NOAA Photo Library, NOAA Central Library; C&GS; Season's Report Latham 1932
Location: California, Southern, Jack's Camp
Subject: Getting There
Subject: Truck