1000 resultados para Harrison M. Randall Laboratory (University of Michigan)
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Back Row: Coach Bert Katzenmeyer, captain Jack Stumfig, Charles Blackett, Richard Harrison, Thad Stanford, Robert McMasters.
Front Row: Boyd Redner, Harold Andrews
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Back Row: 1- Charles Street (Q), 2 – Charles McDonald (T), 3 - David Gill (E), 4 – Everett Sweeley (F), 5 – Lee Barkenbus (G), 6 - Hugh White (E), 7 – Rutherford B.H. Kramer (G), 8 – Albert Herrnstein (H), 9 – John F. McLean (H),
Third Row: 10 – William Cunningham (C), 11 – Arthur Fitzgerald (Q), 12 –Curtis Mechling (T), 13 - Arthur Brookfield (G), 14 – Walter Bain (H), 15 - Milo White (F), 16 – Ebin Wilson( r), 17 - John Dickey (C), 18 - Rudolph Siegmund (G)
Second Row: 19 - James Pell (E), 20 - ? Martin (E), 21 – Elisha Sayad (C), 22 – Harry Brown (E), 23 - Clayton Teetzel (H), 24 Captain Allen Steckle (T), 25 – Harry Durant (F), 26 -Lewis Larsen (C), 27 – Richard France (G), 28 Leo Keena (F),
Front Row: 29 – Scott Turner (G), 30 – George Burns ( H), 31 – Jesse L. Yount (T), 32 - Carl Mohr (Q), 33 - Walter Shaw (F), 34 - Harrison Weeks (H)
Inset: trainer Keene Fitzpatrick
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A new radiocarbon preparation facility was set up in 2010 at the Godwin Laboratory for Palaeoclimate Research, at the University of Cambridge. Samples are graphitized via hydrogen reduction on an iron powder catalyst before being sent to the Chrono Centre, Belfast, or the Australian National University for accelerator mass spectrometry (AMS) analysis. The experimental setup and procedure have recently been developed to investigate the potential for running small samples of foraminiferal carbonate. By analyzing background values of samples ranging from 0.04 to 0.6 mg C along with similar sized secondary standards, the setup and experimental procedures were optimized for small samples. “Background” modern 14C contamination has been minimized through careful selection of iron powder, and graphitization has been optimized through the use of “small volume” reactors, allowing samples containing as little as 0.08 mg C to be graphitized and accurately dated. Graphitization efficiency/fractionation is found not to be the main limitation on the analysis of samples smaller than 0.07 mg C, which rather depends primarily on AMS ion beam optics, suggesting further improvements in small sample analysis might yet be achieved with our methodology.
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Référence bibliographique : Rol, 60119
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The point of departure for these reflections is life, since its protection is the central purpose encouraging the defense of human rights and of public health. Life in the Andes has an exceptional diversity. Particularly in Ecuador, my country, this diversity constitutes a characteristic sign that is expressed in two main forms: natural megadiversity and multiculturalism. Indeed, Ecuador’s small territory synthesizes practically all types of lifezones that exist on Earth, having received the gift of high average rates of solar energy and abundant nutritional sources, which have facilitated the natural reproduction of countless species that show their beautiful vitality in the variety of ecosystems that compose the Andean mountain range, the tropical plains, the Amazon humid forests, and the Galapagos Islands. But besides being a highly biodiverse country, it is also a plurinational and multi-cultural society, in which the activity of human beings, organized into social conglomerates of different historical and cultural backgrounds, have formed more than a dozen nations and peoples. Regrettably this natural and human wealth has not been able to bear its best fruits due to the violent operation of a deep social inequity – unfortunately also one of the highest in the Americas—which conspires against life and is reproduced in national and international inequitable relations. This structural inequity has changed its form throughout the centuries and currently has reached its highest and most perverse level of development.
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https://bluetigercommons.lincolnu.edu/lgaines_sec2/1015/thumbnail.jpg
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v.10:no.13(1952)
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Back Row: Elmer Beach, Thomas Gilmore, Hugh Borden, Henry Killilea
2nd Row: Colin Wright, Raymond Beach, Horace Prettyman, Robert Gemmel
Front Row: Richard Dott, Tom H. McNeal, Albert Moore, Henry S. Mahon, William Olcott
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back row (standing): Couch, E. Rosenthal*, Raymond Beach, John Jaycox, Henry Killilea
2nd row (seated): George C. Schemm, William Duff, John Duffy
Front Row: Banks(?), Tom H. McNeil, capt. Horace Prettyman, Dwight Goss
*President of Rugby Association
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Back Row: J. H. Duffie, George DeHaven, Fred Townsend, Ernest Sprague, William Harless, George Wood, L. McMillan
Front Row: E.W. McPherran, Royal Farrand, capt. John Duffy, James Duffy
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Back Row: mngr J.D. Armstrong, Raymond Beach, William C. Malley, Edgar W. McPherran, James Duffy, William D. Ball
2nd Row: Edward(?) DePont, S.L. Bradley, Horace Prettyman, Payne, Anson Hagle
Front Row: James Van Inwagen, Frederic L. Smith, L. McMillan
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Back Row: Capt. Edgar W. McPherran, Howard T. Abbott, James Van Inwagen, James Duffy
2nd Row: Steve Glidden, William C. Malley, Ben Boutwell, Burton Straight, mngr. Thomas Wilkinson
Front Row: G.M. Hull, David Trainer, Horace Prettyman
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Back Row: Thomas L. McKean, Clark J. Sutherland, Tom Chadbourne, David Trainer, Horace Prettyman, David McMoran
3rd Row: Sam Sherman, Lawrence Grosh, Capt. William C. Malley, mngr. George Codd, James E. Duffy
2nd Row: George Jewett
Front Row: George Dygert, George Holden, Roger Sherman
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Back Row (standing): Edward DePont, Charles F. Rittenger, mngr. Royal T. Farrand, Harry Mowrey, Edward D. Wickes, Albert W. Jefferis, Virgil Tupper, Paul Woodworth, Hiram Powers, William W. Pearson
2nd row (seated): Ralph W. Hayes, capt. James Van Inwagen, Charles Thomas, Willard W. Griffin
Front Row: George Dygert, Frank Crawford, Lawrence Grosh, Roger Sherman, Charles Southworth
(Unidentified or not pictured: Berry, James E. Duffy)