68 books
How Insects Affect Health in Rural Districts (Classic Reprint)
The Gipsy Moth in America: A Summary Account of the Introduction and Spread of Porthetria Dispar in Massachusetts and of the Efforts Made by the State to Repress and Eliminate It (Classic Reprint)
The San Jose Scale in 1896-1897 (Classic Reprint)
A Study in Insect Parasitism
Revision of the Aphelininea of North America: A Subfamily of Hymenopterous Parasites of the Family Chalcididae (Classic Reprint)
Descriptions of North American Chalcididæ: From the Collections of the U. S. Department of Agriculture and of Dr. C. V. Riley, With Biological Notes (First Paper); Together With a List of the Described North American Species of the Family
Revision of the Aphelininæ of North America
El Picudo ó Gorgojo Mexicano de la Cápsula del Algodón: Anthonomus Grandis Boh (Classic Reprint)
An Important Enemy to Fruit Trees: The San José Scale: Its Appearance in the Eastern United States, Measures to Be Taken to Prevent Its Spread and to Destroy It (Classic Reprint)
The Mexican Cotton-Boll Weevil in 1897 (Classic Reprint)
The Catalpa Sphinx: Ceratomia Catalpæ Bdv. (Classic Reprint)
Der Mexikanische Baumwollkapsel-Rüsselkäfer (Anthonomus Grandis) (Classic Reprint)
Some Miscellaneous Results of the Work of the Division of Entomology, 1897 (Classic Reprint)
The Mosquitoes of North and Central America and the West Indies, Vol. 2
The San Jose Scale
Principal Household Insects of the United States
Mosquitoes
Danger of Importing Insect Pests... - Primary Source Edition
The Mosquitoes of North and Central America and the West Indies, Volume 3 - Primary Source Edition
The Mosquitoes of North and Central America and the West Indies, Issue 159, Volume 1 - Primary Source Edition
The Mosquitoes of North and Central America and the West Indies Volume 159, V. 1
The Mosquitoes of North and Central America and the West Indies Volume 1-2
Descriptions of North American Chalcididae from the Collections of the U.S. Department of Agriculture and of Dr. C.V. Riley, with Biological Notes; Together with a List of the Described North American Species of the Family
The Insect Book; A Popular Account of the Bees, Wasps, Ants, Grasshoppers, Flies and Other North American Insects Exclusive of the Butterflies, Moths