On the Coleoptera known to occur in Indiana - Blatchley, W. S. (Willis Stanley), 1859 -1940 (W.B. Burford, contractor for state printing, 1910)

The ontogeny of insects; [papers] - Ceskoslovenská akademie ved. Sekce biologicka-lékarská. (Academic Press, 1960)

The orchid stud-book: an enumeration of hybrid orchids of artificial origin, with their parents, raisers, date of first flowering, references to descriptions and figures, and synonymy. With an historical introduction and 120 figures and a chapter on hybridising and raising orchids from seed - Rolfe, Robert Allen, 1855 -1921 (F. Leslie & co, 1909)

Organographie vegetale ; ou, Description raisonnee des organes des plantes, pour servir de suite et de developpement a la theorie elementaire de la botanique, et d'introduction a la physiologie vegetale et a la description des familles, avec 60 planches en taille-douce - Candolle, Augustin Pyramus de, 1778 -1841 (Chez Deterville, libraire, rue Hautefeuille, no.8, 1827)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1912)

Overwintering habits of Ips lecontei Sw. and Ips confusus (Lec.) in Arizona and New Mexico - United States. Forest Service. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1964)

P.A. Latreille scientiarum et artium instituti Gallici ... Genera crustaceorum et insectorum : secundum ordinem naturalem in familias disposita, iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (Apud Amand Knig, Bibliopolam, 1807)

Pamphlets on forest protection (1900)

Pamphlets on forestry in Canada (1900)

Pamphlets on forestry in West Virginia (1900)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1925)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1926)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1937)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1961)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1962)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1965)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1968)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1974)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1978)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1983)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1988)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1991)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1993)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1994)

Papers on Coccidae or scale insects - United States. Bureau of Entomology. (Government Printing Office, 1908)

Le parfait jardinier, ou, Instruction pour les jardins fruitiers et potagers : avec une Trait© des oranges, suivi de Reflexions sur l'agriculture - La Quintinie, Jean de, 1626 -1688 (C. Barbin, 1695)

Paris à cheval - Crafty, 1840 -1906 (E. Plon et cie, 1883)

Pathologie interne - Cadéac, Célestin, 1858 -1952 (J.B. Baillière, 1911)

Pathologie interne - Cadéac, Célestin, 1858 -1952 (J.B. Baillière, 1914)

Pest and pesticide management on southern forests - United States. Forest Service. Southern Region. (USDA Forest Service, Southern Region, 1994)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)