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1889 .] 
Cambridge. Appalachian Mountain Club. Appalachia, V, 3, 4. The Society. 
Harvard University. Lil rary Bulletin No. 42—44. The Trustees. 
Museum of Comparativ e Zoology Bulletin XVI, 3—5 ; XVII, 3, 4 ; XVIII. 
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Peabody Museum of American Archaeology and Ethnology. 22nd report. 
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Canada. Royal Society. Proceedings and Transactions, Vol. VI. 
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Cassel. Botanisches Centralblatt, XXXVI, 6; XL, 8. 
Geognostische Jahreshefte. 1888. Jahr., I. 
Malakozoologische Blatter, N. F., Bd. XI. 
Verein fur Naturkunde. Berichte, 34, 35. 
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I. V. Williamson Fund. 
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I. V. Williamson Fund. 
Norwegische Meteorologische Institut. Jarhbuck, 1886. The Institute. 
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E. Museo Lundii. En Samling af Afhandlingar, B. 1. The Director. 
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The Academy. 
Cracovie. Bulletin Internationale de l’Academie des Sciences. ~ 
des Seances de l’Annee 1889 No. 1—6.' 
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I. V. Williamson Fund. 
