-
Fernow, Bernhard E. undated
-
Fernow, Bernhard E. undated [2nd item]
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Fernow, Bernhard E. Oct. 29, 1890
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Fernow, Bernhard E. Dec. 19, 1890
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Collins, James Franklin Feb. 15, 1896 [Collins to Fernow] [draft]
-
Fernow, Bernhard E. Feb. 19, 1896
-
Fernow, Bernhard E. Feb. 19, 1896 [enclosed list]
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Collins, James Franklin Mar. 22, 1896 [Collins to Fernow] [draft]
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Collins, James Franklin July 22, 1909 [Collins to Fernow]
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Fernow, Bernhard E. Aug. 4, 1909
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Ferry, René Feb. 20, 1907 [postcard]
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Ferry, René Mar. 18, 1907
-
Ferry, René Apr. 12, 1907 [postcard]
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Floyd, Frederick G. Nov. 15, 1902
-
Floyd, Frederick G. undated
-
Floyd, Frederick G. Oct. 14, 1906
-
Floyd, Frederick G. Mar. 8, 1905
-
Floyd, Frederick G. Apr. 11, 1905
-
Collins, James Franklin Feb. 1908 [plant determinations]
-
Floyd, Frederick G. [Sept. 1, 1908]
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Collins, James Franklin Sept. 3, 1908 [Collins to Floyd]
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Floyd, Frederick G. undated [2nd item]
-
Floyd, Frederick G. undated [3rd item]
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Floyd, Frederick G. [May 18, 1909]
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Collins, James Franklin May 20, 1909 [Collins to Floyd]
-
Collins, James Franklin May 20, 1909 [Collins to Floyd] [enclosed plant list]
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Floyd, Frederick G. undated [4th item]
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Floyd, Frederick G. undated [5th item]
-
Floyd, Frederick G. undated [6th item]
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Floyd, Frederick G. [Feb. 21, 1916]
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Foster, Albert S. May 12, 1907
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Fretz, Clayton D. Dec. 12, 1885 [postcard]
-
Fretz, Clayton D. Dec. 7, 1885 [postcard]
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Furbish, Kate Oct. 6, 1901
-
Furbish, Kate July 28, 1901
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Furbish, Kate Jan. 3, 1902
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Furbish, Kate Jan. 9, 1903
-
Furbish, Kate Dec. 3, 1911
-
Ganong, William F. Jan. 3, 1911 [postcard]
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Gardner, Henry B. Nov. 16, 1908
-
Fernald, Merritt L. Nov. 20, 1908 [to H.B. Gardner]
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Gardner, Henry B. undated
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Gerritson, Walter May 5, 1904
-
Gerritson, Walter May 9, 1904
-
Gerritson, Walter Nov. 10, 1904
-
Gilbert, Benjamin D. Jan. 16, 1904
-
Gilbert, Benjamin D. Nov 16, 1904
-
Gilbert, Benjamin D. Sept. 28, 1905 [postcard]
-
Gilbert, Benjamin D. Oct. 17, 1905
-
Gilbert, Benjamin D. [Nov. 1905]
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Glatfelter, Noah M. June 20, 1892 [enclosed artotype]
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Glatfelter, Noah M. June 20, 1892 [to W.W. Bailey]
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Glatfelter, Noah M. July 5, 1892
-
Glatfelter, Noah M. July 20, 1892
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Collins, James Franklin July 24, 1892 [Collins to Glatfelter] [draft]
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Glatfelter, Noah M. July 28, 1892
-
Glatfelter, Noah M. Aug. 29, 1892
-
Collins, James Franklin Sept. 1, 1892 [Collins to Glatfelter] [draft]
-
Gravet, Frédéric Jan. 22, 1903 [postcard]
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Graves, Charles B. Oct. 10, 1909
-
Green, Arnold July 31, 1895
-
Collins, James Franklin Aug. 18, 1895 [Collins to Green] [draft]
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Green, Arnold Aug. 22, 1895
-
Green, Arnold Nov. 13, 1902
-
Greenman, Jesse M. Aug. 5, 1894 [postcard]
-
Collins, James Franklin Aug. 11, 1895 [Collins to Greenman] [draft]
-
Greenman, Jesse M. Aug. 13, 1895 [postcard]
-
Greenman, Jesse M. Aug. 9, 1895 [postcard]
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Greenman, Jesse M. Nov. 23, 1902
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Greenman, Jesse M. May 28, 1912 [postcard]