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21
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22
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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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28Published 2004Table of Contents: “... John Bartram's passion: Sweden's scientific certification of Philadelphia's botanist / Crystal A. Polis...”
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29
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30
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31
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32by Featherly, H. I. (Henry Ira), 1893-1978Subjects: “...Botanists Oklahoma History....”
Published 1943
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33
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34Published 1931Subjects: “...Botanists Directories....”
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35
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36by Gunther, R. T. (Robert Theodore), 1869-1940Subjects: “...Botanists England....”
Published 1971
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37by Barnhart, John Hendley, 1871-1949Subjects: “...Botanists Biography Dictionaries....”
Published 1965
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38Subjects: “...Botanists England....”
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39
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40