Text/HTML
Login
Menu
Collections
About
Submit
FAQs
Search Open/Close
Open/Close Header Details
Search
BILBY STEEL TOWERS
Menu Open/Close
Coast-Geodetic-Survey
Geodesy
Triangulation
Bilby Steel Towers
Geodesy
Tower at Station Eufaula.
Download
.jpg
(179.28 KB)
Tower at Station Northome.Caouette on left, Osborn on right, Tryon observing.Triangulation party of Carl I. Aslakson
Download
.jpg
(152.92 KB)
Tower at Station Winnie next to firetower.Triangulation party of Carl I. Aslakson
Download
.jpg
(302.46 KB)
Photos # 5-7 show stages in completing a 50-foot tower at Station Tatum.Photo #8 shows theodolite being transported to top of tower.Triangulation party of Wilbur Porter.Photos # 5-8 of sequence
Download
.jpg
(382.31 KB)
Station Weingard near Amarillo.Triangulation party of Wilbur Porter
Download
.jpg
(470.41 KB)
Photos #1-4 show beginning of construction of 50-foot tower at Station Tatum.Triangulation party of Wilbur Porter.Photos 1-4 of sequence
Download
.jpg
(464.52 KB)
Observing party on 103-foot tower in Missouri.Triangulation party of Carl I. Aslakson
Download
.jpg
(275.92 KB)
Station Hunter - 159 feet - one of the bigger towers.Photo #2 of sequence.Triangulation party of Kenneth Crosby
Download
.jpg
(146.68 KB)
A 159-foot tower.Note men on top and man climbing up
Download
.jpg
(421.27 KB)
Building the tower at Station Hunter.Photo #1 of sequence.Triangulation party of Kenneth Crosby
Download
.jpg
(203.57 KB)
Tower at Loma Prieta, Santa Cruz Mountains, covered with ice.Triangulation party of Lorne G. Taylor
Download
.jpg
(239.4 KB)
Tower built with native timber.
Download
.jpg
(237.38 KB)
Bilby tower built on oil rig south of New Orleans.
Download
.jpg
(138.42 KB)
1
2
Enter Title
Back To Top