The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, 1902)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page & Company, 1905)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page, 1912)

The insect book a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (W. Briggs, 1901)

The insect book; a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Doran & company, 1937)

Insect collecting in the Bimini island group, Bahama Islands - Gertsch, Willis John, 1906 - (American Museum of Natural History, 1952)

Insect enemies of eastern forests - Craighead, Frank C. (Frank Cooper), 1890 -1982 (U.S. Dept. of Agriculture, 1950)

Insect enemies of western forests - Keen, F. P. (Frederick Paul), 1890 - (U.S. Dept. of Agriculture, 1952)

Insect enemies of western forests - Keen, F. P. (Frederick Paul), 1890 - (U.S. Dept. of Agriculture, 1939)

Insect enemies of western forests - Keen, F. P. (Frederick Paul), 1890 - (U.S. Dept. of Agriculture, 1938)

The insect hunter's companion - Newman, Edward, 1801 -1876 (Adlard, & West, Newman, 1924)

Insect life; an introduction to nature study and a guide for teachers, students and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D. Appleton and Company, 1901)

Insect life - Ealand, C. A. (Charles Aubrey), 1877 - (A. & C. Black, ltd, 1921)

Insect life : an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D. Appleton, 1897)

Insect life; an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D.Appleton and Company, 1897)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1889)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1897)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1931)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1933)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1934)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1936)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1938)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1939)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1940)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1941)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1942)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1921)

Insect physiology - Wigglesworth, Vincent B. Sir, (Vincent Brian), 1899 - (Methuen, 1956)

Insect transformation - Carpenter, George H. (George Herbert), 1865 -1939 (Methuen, 1921)

1. Insects and health. 2. Dispersal of insects by air currents. 3. Three Japanese beetles new to New York state. 4. Observations and notes on injurious and other insects of New York state. 5. A report on the Hymenoptera of the New York state museum - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1928)

Insects and other invertebrates as candidates for the Bern Convention - Collins, N. Mark (IUCN Conservation Monitoring Centre, 1986)

Insects and their world - Oldroyd, Harold (University of Chicago Press, 1962)

Insects associated with ponderosa pine in Colorado - United States. Forest Service. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1980)

Insects associated with Ponderosa Pine in the Rocky Mountains and the Southwest - Stevens, Robert E., 1928 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1982)

Insects from the Upper Miocene Grubstake Formation of Alaska - Grimaldi, David A. (American Museum of Natural History, 2008)

Insects injurious to agriculture in Japan - Clausen, Curtis P. (Curtis Paul), 1893 - (U.S. Dept. of Agriculture, 1931)

Insects of Eastern forests - United States. Department of Agriculture. (U.S. Forest Service ; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1985)

Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

Insects of Samoa and other Samoan terrestrial arthropoda - Canada. Department of Agriculture. Plant Quarantine Division.

Insects of Samoa and other Samoan terrestrial arthropoda - Canada. Department of Agriculture. Plant Quarantine Division. (1927)