The use of photo-electric cells for the
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G.F.S.
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Article
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1928
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Elsevier Science
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English
β 120 KB
the time of this visit, went back to the spot and, according to his cousin Humphrey Marshall in his Arbustum Americanum, 1785, " had the pleasing prospect of beholding it in its native soil, possessed with all its floral charms; and bearing ripe seeds at the same time; some of which he collected and