Четыре основных направления исследований, определенных Национальным институтом стандартов и технологий
Photo by Cheryl Kaye/USFWS
packaging machinery for producing aseptic packages of sweetpotato puree using rapid microwave processing
Image of Thomas Brennan Nolan (1901-1992), an American geologist. Seventh director of United States Geological Survey, 1956–1965.
US Patent No. 19,063 Can opener
William Maclure (1763-1840) Public domain photograph, 19th-century male portrait, free to use, no copyright restrictions image - Picryl description
Latest (2009) 26 Space Agressor Squadron emblem Public domain photograph - military emblem, badge, insignia, free to use, no copyright restrictions image - Picryl description
Lots of selenite!!
Operation Windmill Expedition Member Inside Building in Antarctica Author: Unknown Subject: Operation Windmill Type: Photographic print Person, candid Date: 1947 Topic: Research expeditions Scientific expedi Еще
Hammesfahr Family Photo
en:Alexander Dallas Bache (1806 - 1867), American scientist, U.S. Coast Guard official. Unknown photographer and date. Original photograph in possession of U.S. Navy.
Original Title: 'Canals in the United States about 1825', the map is historically inaccurate, as some parts depicted were not yet built in 1825, although were proposed and funded by the Pennsylvania Legislatur Еще
Highways in the USA circa 1825
Image of Dallas Lynn Peck (1929-2005), an American geologist and 11th director of United States Geological Survey
Image of Vincent Ellis McKelvey (1916–1987), an American geologist and the ninth director of United States Geological Survey, 1971–1978
Image of William Embry Wrather (1883-1963), an American geologist. Sixth director of United States Geological Survey, 1943–1956.
SHEBA (Surface Heat Budget of the Arctic Ocean) researchers taking data in a melted area of the Arctic Ocean ice pack