A snaky looking camp in the highlands of Central Luzon.
Triangulation party of Elliott B. Roberts.
Pushing the triangulation through the mountains from Manila to Aparri
Image ID: theb3324, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1927
Credit: Society of American Military Engineers
Category: Philippines/Geodesy/Camping Out/
• High Resolution Photo Available
of the U.S. Department of Commerce, National Oceanic & Atmospheric
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June 10, 2016