Word: elso
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Dates: during 1970-1979
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...lunar samples. Another group headed by Edward L. Fireman, lecturer on Astronomy, has determined the time some samples have been exposed to cosmic rays by studying the radioactivity in the samples. Then, the very important subject of the organic substances and their possible implications about life are studied by Elso S. Barghoorn, professor of Botany. Finally, special types of moon rock called anorthosites which give clues about the moon's formation are studied by Ursula B. Marvin and John A. Wood, both associates of the Harvard College Observatory...
Aldrin was joined by Clifford Frondel, professor of Mineralogy: Elso S. Barghoorn, professor of Botany; and Ursula B. Marvin, staff member of the Smithsonian Astrophysical Observatory and associate of the Harvard College Observatory. The meeting was sponsored by the Harvard-Radcliffe chapter of Sigma Xi, a scientific fraternity...