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Colorado ferberite and the wolframite series
Flora of Chiapas
The termite family Serritermitidae (Isoptera)
The "bugologist" and the children
Birds-eye view of Massachusetts
Itinerary notes of plants collected in the Khasyah and Bootan Mountains 1837-38, in Affghanistan and neighbouring countries 1839-1841
Some exercises in farm handicraft for rural elementary schools
An analytical key to some of the common flowering plants of the Rocky Mountain Region
Growth of oak in the Ozarks
Coefficient of conservatism rankings for the flora of Montana Part III