2200 | |
Sono-radio-buoy deployed in the Aleutians for RAR work. Buoy deployed from the PIONEER |
Islands of the Four Mountains, Aleutian Islands 1940 |
2201 | |
Inspecting the electronics package of a sono-radio-buoy. RAR work on the OCEANOGRAPHER |
North Carolina coast 1940 |
2202 | |
Holding RAR bomb. In 1944 issue of the magazine "The Military Engineer" |
|
2203 | |
RAR bomb being exploded astern of EXPLORER. In vicinity of Islands of the Four Mountains |
Islands of the Four Mountains, Aleutian Islands 1940 |
2204 | |
RAR bomb being exploded astern of GUIDE. North shore of Unimak Island |
Unimak Island, Aleutian Islands, Alaska 1940 |
2205 | |
"Gee" or Shoran hyperbolic navigation lattice over France. Allies installed electronic navigation systems to guide bombers. Adapted to hydrographic survey needs at end of war |
Eastern France 1944 |
2206 | |
Front page of first report detailing tests of Shoran by C&GS. Clarence Burmister spearheaded efforts to adapt Shoran to survey use. Tests run in vicinity of Attu Island |
Attu Island, Aleutian Islands, Alaska 1945 |
2207 | |
Shoran was high frequency line-of-sight system |
1945 |
2208 | |
Shipboard Shoran antenna from below. On EXPLORER |
1945 |
2209 | |
Shipboard Shoran antenna as viewed from bow. On EXPLORER |
1945 |
2210 | |
Shore station Shoran antenna being raised. First electronic navigation antenna ever raised by C&GS. Party off of EXPLORER. Photo No. 1 of sequence |
Attu Island, Aleutian Islands, Alaska 1945 |
2211 | |
Shore station Shoran antenna being raised. First electronic navigation antenna ever raised by C&GS. Party off of EXPLORER. Photo No. 2 of sequence |
Attu Island, Aleutian Islands, Alaska 1945 |
2212 | |
Range-range navigation lattice generated by Attu-Semichi stations. First purely electronic navigation lattice used by C&GS. Electronic navigation lattice developed by party off of EXPLORER |
Attu Island area, Aleutian Islands, Alaska 1945 |
2213 | |
Closeup of Shoran antenna mounted on radar antenna. Shoran array installed by party off of LYDONIA |
Mt. Agamenticus, Maine 1946 |
2214 | |
Shoran antenna installed on radar tower. Shoran array installed by party off of LYDONIA |
Mt. Agamenticus, Maine 1946 |
2215 | |
Shoran antenna installed on radar tower. Shoran array installed by party off of LYDONIA |
Cape Elizabeth, Maine 1946 |
2216 | |
Plotting range-range Shoran position with Odessey protractor. On LYDONIA |
Gulf of Maine 1946 |
2217 | |
A conceptual Shoran station layout. Circular lines of position with Shoran in range-range mode |
Buldir Island, Aleutian Islands, Alaska 1944 |
2218 | |
Mast and antenna system for Shoran installation. First electronic navigation antenna ever raised by C&GS. Party off of EXPLORER. Photo No. 3 of sequence |
Attu Island, Aleutian Islands, Alaska 1945 |
2219 | |
Mast and antenna system for Shoran installation. First electronic navigation antenna ever raised by C&GS. Party off of EXPLORER. Photo No. 4 of sequence |
Attu Island, Aleutian Islands, Alaska 1945 |
2220 | |
Shoran antenna at Cape Wrangell. Party off of SURVEYOR |
Cape Wrangell, Attu Island, Aleutian Islands 1946 |
2221 | |
Shoran station in Liberia. Combined operations party of George Morris. Shoran used to control airplane conducting photogrammetric operations |
Liberia 1953 |
2222 | |
Shoran station being unloaded through surf at Nushagak Bay. Party off of PATHFINDER. Photo No. 1 of sequence |
Nushagak Bay, Alaska 1950 |
2223 | |
Hauling Shoran gear up the cliff at Nushagak Bay. Party off of PATHFINDER. Photo No. 2 of sequence |
Nushagak Bay, Alaska 1950 |
2224 | |
Hauling Shoran gear up the cliff at Nushagak Bay. Party off of PATHFINDER. Photo No. 3 of sequence |
Nushagak Bay, Alaska 1950 |
2225 | |
Shoran equipped launch in the Beaufort Sea. Launch operating with the Arctic Field Party |
Near Tigvariak Island, Beaufort Sea, Alaska 1950 |
2226 | |
Inshore sextant fix hydrography as out of line-of-sight of Shoran. Launch off of EXPLORER |
Amchitka Island, Aleutian Islands, Alaska 1949 |
2227 | |
Shoran station Stem. Installed by party off of EXPLORER |
Little Sitkin Island, Aleutian Islands, Alaska 1949 |
2228 | |
Shoran installation at Port Clarence. |
|
2229 | |
Diagram of range-range navigation geometry. Hydrographic Manual |
|
2230 | |
Erecting EPI (Electronic Position Indicator) antenna. EPI was a medium frequency system that was useable out to 200 miles. Invented within the Coast and Geodetic Survey |
Nunivak Island, Bering Sea, Alaska 1951 |
2231 | |
EPI antenna mast used in Bering Sea operations. |
1951 |
2232 | |
Carl Aslakson monitoring EPI receiver on HYDROGRAPHER. Field testing of EPI - first medium frequency survey navigation system. Invented within the Coast and Geodetic Survey |
Gulf of Mexico August, 1948 |
2233 | |
First field testing of Raydist on the SOSBEE. Medium frequency survey navigation system |
Tampa Bay area, Florida 1954 |
2234 | |
Raydist watch on the HYDROGRAPHER. Hydrographic surveying operations |
Gulf of Mexico 1958 |
2235 | |
Electronic survey equipment on HYDROGRAPHER. Field testing of electronic survey equipment |
Gulf of Mexico 1959 |
2236 | |
Setting up a Raydist tower. Base plate with tower and cable - tower assembled from 10-foot aluminum sections . Party off of wire drag vessels WAINWRIGHT and HILGARD. Photograph #1 of sequence |
Texas coast 1965 |
2237 | |
Setting up a Raydist tower. Preparing the gin pole - basically a large lever arm. Party off of wire drag vessels WAINWRIGHT and HILGARD. Photograph #2 of sequence |
Texas coast 1965 |
2238 | |
Setting up a Raydist tower. Ready to erect tower. Party off of wire drag vessels WAINWRIGHT and HILGARD. Photograph #3 of sequence |
Texas coast 1965 |
2239 | |
Setting up a Raydist tower. Lifted a little. Party off of wire drag vessels WAINWRIGHT and HILGARD. Photograph #4 of sequence |
Texas coast 1965 |
2240 | |
Setting up a Raydist tower. About half-way up. Party off of wire drag vessels WAINWRIGHT and HILGARD. Photograph #5 of sequence |
Texas coast 1965 |
2241 | |
Setting up a Raydist tower. Most of the way up. Party off of wire drag vessels WAINWRIGHT and HILGARD. Photograph #6 of sequence |
Texas coast 1965 |
2242 | |
Setting up a Raydist tower. Tower in position and ready to transmit. Party off of wire drag vessels WAINWRIGHT and HILGARD. Photograph #7 of sequence |
Texas coast 1965 |
2243 | |
Erecting a 100-foot Raydist tower with a 30-foot gin pole. Party off of PATHFINDER |
Lower Cook Inlet, Alaska 1970 |
2244 | |
NOAA helicopter supporting Raydist tower installation. Party off of SURVEYOR |
Prince William Sound area, Alaska 1977 |
2245 | |
Electronics for loading Raydist tower. |
|
2246 | |
Operational Raydist station at Kamishak Bay. Installation by party off of PATHFINDER |
Kamishak Bay, Alaska 1969 |
2247 | |
ARGO tower being installed. Installation by party off of FAIRWEATHER |
Alaska 1985 |
2248 | |
Raydist tower at Cape San Blas. Note man at top of tower making final adjustments. Installed by party off of NOAA Launch 1257 |
Cape San Blas, Florida 1978 |
2249 | |
Assembling Raydist tower sections. Party off of NOAA Launch 1257 |
Cape San Blas, Florida 1978 |