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21
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22by Finkelstein, J. J. (Jacob J.), 1922-1974“...American Philosophical Society,...”
Published 1981
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23
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24
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25
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26
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27
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28by Sellers, Charles Coleman, 1903-1980“...The American Philosophical Society,...”
Published 1952
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29
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30
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31
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32
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33by Cleveland, L. R. (Lemuel Roscoe), 1892-“...American Philosophical Society,...”
Published 1953
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34
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35
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36
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37
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38by Chandrasekhar, S. (Subrahmanyan), 1910-1995“...American Philosophical Society,...”
Published 1954
Book -
39by Herrick, C. Judson (Charles Judson), 1868-1960“...American Philosophical Society,...”
Published 1955
Book -
40by Roberts, Helen H. (Helen Heffron), 1888-1985“...American Philosophical Society,...”
Published 1955
Book