239-foot tower built on Bugsuk Island in southwest Philippines.This tower was built completely from native timber cut on location.It took 19 men off the PATHFINDER three weeks to build this signal.This was the largest wooden tower ever built by the C
3/18/2019 3:06:42 PM
Date: 1915
Credit: NOAA Central Library
Location: Philippine Islands
Subject: Geodesy
Subject: Triangulation
Subject: Towers
Subject: Wooden