100-foot tower at Bozeman NW Base.Note man at top.Triangulation party of William M. Scaife
3/18/2019 3:06:43 PM
Date: 1922
Credit: Family of Captain William M. Scaife, C&GS;
Location: Montana, Bozeman
Subject: Geodesy
Subject: Triangulation
Subject: Towers
Subject: Wooden