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Collier's 1918-07-27
2561 visits
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Ladies' Home Journal 1918-09
3566 visits
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Ladies' Home Journal 1918-11
6910 visits
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Scientific American 1916-08-12
1896 visits
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Scientific American 1917-06-09
1517 visits
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Scientific American 1917-06-30
1584 visits
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Scientific American 1919-06-14
1860 visits
