1550 | |
26' plastic pig at the end of a hydrographic survey line. Approaching the northwest tip of Congo Cay. Launch off of WHITING |
North shore of Congo Cay, U.S. Virgin Islands 1975 |
1551 | |
Jensen survey launch getting underway early in morning. Conducting chart evaluation surveys in Miami area. Launch off of PEIRCE |
Miami area, Florida March 1978 |
1552 | |
Jensen survey launch off of San Salvador Island. Launch off of PEIRCE - surveying under international cooperative agreement |
San Salvador Island, Bahamas Islands August 1984 |
1553 | |
Jensen survey launch in Halifax Harbor. Demonstrating hydrographic systems at international hydrographic conference. Launch off of PEIRCE |
Halifax, Nova Scotia, Canada April 1985 |
1554 | |
Jensen survey launch underway. Launch off of PEIRCE |
Penobscot Bay, Maine June 1985 |
1555 | |
Jensen survey launch passing a Maine schooner. Launch off of PEIRCE |
Penobscot Bay, Maine July 1985 |
1556 | |
Jensen survey launch. Launch off of PEIRCE |
Northeast Pillsbury Sound, U. S. Virgin Islands October 1985 |
1557 | |
Running a tagline survey off a skiff. Skiff off of HODGSON |
Cordova, Alaska Summer 1966 |
1558 | |
Skiff hydrography for chart evaluation survey. Skiff off of PEIRCE |
Miami, Florida 1978 |
1559 | |
Lake Survey hydrographic survey skiff |
Great Lakes 1975 |
1560 | |
Lake Survey hydrographic survey skiff |
Great Lakes 1975 |
1561 | |
Lake Survey hydrographic survey skiff with top off for the summer |
Great Lakes 1975 |
1562 | |
Skiff dragging otterboards looking for obstruction |
Atlantic coast Ca. 1980 |
1563 | |
Boston whaler getting ready to take batteries and Minirangers to stations. Boston whaler off of PEIRCE |
Penobscot Bay, Maine July 1985 |
1564 | |
Taking a bar check to calibrate fathometer. Note transducer clamped to side of boat - officer on right monitoring fathometer |
Penobscot Bay, Maine July 1985 |
1565 | |
Monark outfitted for hydrography in Indian River Inlet, Delaware coast. Motorola Miniranger secured on mast and covered with red flagging. Boat was being used for range-azimuth hydrography. Detached party from NOAA Ship PEIRCE |
Indian River Inlet, Delaware coast May 1984 |
1566 | |
Quartermaster Burke checks out the distance to warmer places |
Nome, Alaska 1969 |
1567 | |
Charles Schott with Davidson meridian instrument. Eclipse expedition of 1870 |
Spain 1870 |
1568 | |
Meridian telescope |
1890 |
1569 | |
Zenith telescope at the Ukiah Latitude Observatory. Showing latitude levels. Part of international effort to observe small changes in latitude |
Ukiah, California 1930? |
1570 | |
Zenith telescope at the Ukiah Latitude Observatory. Wooden frame built around supporting stand. Protecting instrument from accidental disturbance. Part of international effort to observe small changes in latitude |
Ukiah, California |
1571 | |
Bamberg astronomical transit. In use 1914 - 1960. Used for both latitude and longitude observations |
|
1572 | |
Portable observing tripod made of poplar. Astro party of C. V. Hodgson |
North Dakota? 1913 |
1573 | |
Lightweight aluminum observing tripod. Astro party of C. V. Hodgson. Note remains of old observing stand to left |
Arizona 1914 |
1574 | |
Assembling lightweight aluminum observing tripod. Astro party of C. V. Hodgson |
Arizona 1914 |
1575 | |
Observing longitude with Bamberg broken telescope instrument. Astro party of George D. Cowie |
Southeast Alaska 1923 |
1576 | |
Ed Brown's astro outfit. Astro party of E. J. Brown |
Station Schmidt, Texas 1924 |
1577 | |
World longitude network setup at Manila. Note radio gear to receive time ticks. Chronograph is drum-like instrument to right |
Manila, Philippines 1926 |
1578 | |
Bamberg transit set up at Station NIU Hawaii. Astro party of E. J. Brown |
|
1579 | |
Bamberg transit set up. Astro party of E. J. Brown. Part of World Longitude Campaign |
1926? |
1580 | |
Short wave radio recorder. Astro party of E. J. Brown. Part of World Longitude Campaign |
Oahu, Hawaii 1926 |
1581 | |
E. J. Brown using Davidson meridian telescope. Astro party of E. J. Brown. Part of World Longitude Campaign |
Oahu, Hawaii 1926 |
1582 | |
E. J. Brown at astro setup checking chronograph. Astro party of E. J. Brown |
|
1583 | |
Early morning computing - verifying last night's work. Astro party of Ralph Pfau |
Northeast United States 1930 |
1584 | |
Station NIU during reobservation of World Longitude stations. Looking for evidence of continental drift. Instruments too crude to measure small earth movements. Astro party of Joseph Lushene |
Station NIU, Oahu, Hawaii 1934 |
1585 | |
Joseph Lushene operating long-wave radio receiver. Attempting to receive time ticks. Astro party of Joseph Lushene |
Station NIU, Oahu, Hawaii 1934 |
1586 | |
Bamberg transit and equipment. Astro party of Charles Whitten |
Western United States 1935 |
1587 | |
Chronograph drum without paper. Used to record time ticks during longitude observations. Astro party of Charles Whitten |
Western United States 1935 |
1588 | |
Bamberg transit set up on Guatemala - El Salvador border. Border determined by C&GS. Astro party of Ralph W. Woodworth |
Central America 1938 |
1589 | |
At astro station on Honduras - Guatemala border. L. to R. - Honduras commissioner, Joseph Lushene, recorder. Recorder later died of malaria. Astro party of Joseph Lushene |
Central America 1935 |
1590 | |
Station Eskimo on Honduras - Guatemala border. Border determination a combination of astro and triangulation work. Astro party of Joseph Lushene |
Central America 1935 |
1591 | |
Guards accompanying Guatemala - Honduras boundary surveyors. Astro party of Joseph Lushene |
Central America 1935 |
1592 | |
Transportation by mules. Guatemala-Honduras boundary survey. Astro party of Joseph Lushene |
Central America 1935 |
1593 | |
Transportation by mules. Guatemala-Honduras boundary survey. Astro party of Joseph Lushene |
Central America 1935 |
1594 | |
Composite photo of many aspects of astro work. El Salvador - Guatemala boundary survey. Astro party of Ralph W. Woodworth |
Central America 1938 |
1595 | |
Ralph Woodworth at Bamberg broken telescope instrument. El Salvador - Guatemala boundary survey. Astro party of Ralph W. Woodworth |
Central America 1938 |
1596 | |
Installation at Station Observatorio. El Salvador - Guatemala boundary survey. Astro party of Ralph W. Woodworth |
Central America 1938 |
1597 | |
Installation at Station El Sitio. El Salvador - Guatemala boundary survey. Astro party of Ralph W. Woodworth |
Central America 1938 |
1598 | |
Lieutenant Eugene Taylor observing with Bamberg instrument. Astro party of Lieutenant Eugene Taylor |
Late 1956 |
1599 | |
Vernon Burns setting up Wild T-4. Astro party of Lt.(j.g.) Albert Theberge |
Tehachapi Mountains, California 1972 |