Livres associés

A study of the periodicity of seed years and direction of seed distribution of the white pine in the vicinity of Ithaca, N. Y.

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• The study of forestry. Supplementing exhibit of the United States Forest Service at the Brazil Centennial Exposition, Rio de Janeiro, Brazil, 1922-1923.
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• An introduction to the study of social evolution the prehistoric period
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• The Shakespeare garden
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