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At the Edge of Extinction: Useful Plants of the Border States of the United States and Mexico
The immature stages and biology of two Xenapates species in West Africa (Hymenoptera, Tenthredinidae)
General index to Colorado Experiment Station publications : bulletins 1-249, press bulletins 1-58, reports 1-31
Queensland fruit flies (Trypetidae), Series 1
A visit to Hammarby, country seat of Linnæus, in the Spring of 1834
A few insect enemies of the orchard
West Africa - Museum Has Rich Collections From Area Now in Shadow of War
Report of potato investigations
Wilfred Wheeler - The Holly Man
Sugar beets in Colorado in 1898