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American Boy 1933-02
1850 visits
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American Boy 1936-05
2523 visits
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Collier's 1910-04-16
2127 visits
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Scientific American 1872-12-28
2557 visits
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Scientific American 1894-06-16
1539 visits
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Scientific American 1894-08-25
1336 visits
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Scientific American 1899-01-07
2022 visits
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Scientific American 1901-09-28
1706 visits
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Scientific American 1903-07-18
1457 visits
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Scientific American 1903-09-19
1642 visits
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Scientific American 1913-07-26
2142 visits
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Scientific American 1921-02-19
1370 visits
