Henry Albert training an Ethiopian triangulation observing crew. Conducting magnetic observations. L. G. Burdine and first-order leveling crew. Lt. MacDonald completing first-order astronomic observations with Bamberg transit.

The computing office and tent at the triangulation party main camp. An observer's camp at a triangulation station. Ato Yohannes W.M. with observing equipment waiting for helicopter transportation.

Tellurometer measurements from typical mountain top triangulation stations.

Hydrographic investigations were made by the Geodetic Control Project of Lake Tana and Lake Awasa for Water Studies Project and Ministry of Public Works and Communications.

Level party base camp at Mendi in western Ethiopia. Triangulation observing crew packing instruments and equipment to a station. Triangulation observing crew clearing lines-of-sight.

Bell 47J helicopters meeting truck convoy to transport crews to triangulation stations. Hiller 12E helicopter used by triangulation party. Bell 47G helicopter after crash near Fitchie. K. D. Barber, C&GS, standing beside wreck, was a passenger at the time of the crash.

Triangulation party camp at Debre Markos Airport.

Triangulation party mess tent. Level party mess tent with local chief visiting. Landrover vehicles, short and long bed pickups.

Triangulation party office truck. The cargo space of a Dodge Power Wagon enclosed with wood and metal house. Wild geese for supper in triangulation camp . Landrovers and Dodge Power Wagon mess truck. Dodge Power Wagon and GMC 6 X 6's.

Admiral Karo's last inspection of the project in November 1959. Allen Loren, Director USOM/E on the extreme right. Typical housing furnished C&GS families in Addis Ababa. Bullet hole in windshield of Landrover being driven y John Johnson on the afternoon of the coup d'etat of 14 December 1960.

Philadelphia Inquirer article and photos showing recovery of 1839 earthenware crock survey marker first established by Ferdinand Hassler, founder of the Coast Survey. The article confuses the Geodetic Survey with the United States Geological Survey which wasn't founded until 1878.

Survey team recovering station Willow Grove 1839, an earthenware crock set by Ferdinand Hassler. The fact that it could be found and recovered is a tribute to the accuracy of the work of Hassler and his descendant surveyors of the Coast and Geodetic Survey.

Earthenware crock buried and set as survey marker by Ferdinand Hassler at Station Willow Grove 1839. The fact that it could be found and recovered is a tribute to the accuracy of the work of Hassler and his descendant surveyors of the Coast and Geodetic Survey.

Ralph Poust of the National Geodetic Survey on left admiring earthenware survey marker. This mark was set in 1839 by Ferdinand Hassler.

Ralph Poust of the National Geodetic Survey admiring earthenware survey marker. This mark was set in 1839 by Ferdinand Hassler.

Earthenware survey marker that cracked upon removal from ground. This mark was set in 1839 by Ferdinand Hassler.

First Annual Report of the Philippine Coast and Geodetic Survey following granting of independence.

Delegates to 8th General Assembly of the International Union of Geodesy and Geophysics. Andres Hizon, Director of the Philippine Coast and Geodetic Survey is marked by X. Walter Lambert of the USC&GS is in center first row, 2 persons to right (in image, left in reality) of shortest individual who appears to be Captain Walter Bainbridge of the USC&GS.

Delegates to 8th General Assembly of the International Union of Geodesy and Geophysics. Andres Hizon, Director of the Philippine Coast and Geodetic Survey is marked by X, King of Norway by Y.

LCI 1059 of the Philippine Navy used for visual inspection of lighthouses in Samar and Leyte.

The view looking towards Tacloban from San Juanico Strait while conducting lighthouse inspection.

Catbalogan Lighthouse at the mouth of the Catbalogan River.

Allen Lighthouse

Allen Lighthouse

Cabra Lighthouse

San Bernardino Lighthouse

San Bernardino Lighthouse

Malabrigo Lighthouse

Doodson-Lege tide predicting machine installed and used by the Philippine Coast and Geodetic Survey.

Installation of Harris-Offset Press. Model No. 158 complete with electrical equipment. Installed by personnel of the Philippine Coast and Geodetic Survey.

Charles Wagner Offset proving press.

Model CFF-P Seybold 64-inch standard cutter.

Installation of Harris-Offset Press. Excavation for the foundation. Photo #1 of sequence.

Installation of Harris-Offset Press. Reinforcement of concrete foundation. Photo #2of sequence.

Installation of Harris-Offset Press. Concreting of foundation. Photo #3 of sequence.

Installation of Harris-Offset Press. Placing the base of the press. Photo #4 of sequence.

Installation of Harris-Offset Press. Installing the frame of the press. Photo #5 of sequence.

Installation of Harris-Offset Press. Installing the frame of the delivery unit. Photo #6 of sequence.

Installation of Harris-Offset Press. Installing the top frame. Photo #7 of sequence.

Installation of Harris-Offset Press. Assembled delivery end of the press. Photo #8 of sequence.

Installation of Harris-Offset Press. Attaching the skeleton cylinder. Photo #9 of sequence.

Installation of Harris-Offset Press. Assembling the A-Frame to prepare for lifting press components to heavy to lift by hand. Photo #10 of sequence.

Installation of Harris-Offset Press. Attaching the blanket cylinder. Photo #11 of sequence.

Installation of Harris-Offset Press. Attaching the plate cylinder. Photo #12 of sequence.

Installation of Harris-Offset Press. Attaching the inker and the water motion unit. Photo #13 of sequence.

Installation of Harris-Offset Press. Attaching the registering mechanism. Photo #14 of sequence.

Installation of Harris-Offset Press. Attaching the feeder. Photo #15 of sequence.

Installation of Harris-Offset Press.The assembled offset press. Photo #16 of sequence.

Philippine Coast and Geodetic Survey ship ALBER. On drydock at Engineer Island.

Philippine Coast and Geodetic Survey vessel COWIE (U.S. Army Crash Boat C-456) . This vessel was named for United States Coast and Geodetic Survey Commander George D. Cowie who was killed in a Christmas Eve bombing raid of Manila in 1941. On drydock at Engineer Island.