Our common insects A popular account of the insects of our fields, forests, gardens, and houses - Packard, A. S. (Alpheus Spring), 1839 -1905 (Estes and Lauriat, 1873)

Our glory bloom, the peony - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Good & Welsh Peony Farms, Inc, 1928)

Our woodlands, heaths, and hedges a popular description of trees, shrubs, wild fruits, etc., with notices of their insect inhabitants - Coleman, W. S. (William Stephen), 1829 -1904 (Routledge, Warnes, & Routledge, 1859)

Our woodlands, heaths, and hedges : a popular description of trees, shrubs, wild fruits, etc. : with notices of their insect inhabitants - Coleman, W. S. (William Stephen), 1829 -1904 (George Routledge and Sons, 1866)

The out-door world, or, Young collector's handbook - Furneaux, William S. (Longmans, Green, 1893)

Out-of-the-ordinary bulbs for 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1941)

Outlines of entomology - Murtfeldt, Mary Esther, 1848 -1913 (Tribune printing company, state printers and binders, 1891)

Outlines of entomology - Murtfeldt, Mary Esther, 1848 -1913 (Tribune Printing Company, State Printers and Binders, 1891)

Outlines of general zoology - Baird, Spencer Fullerton, 1823 -1887 (Rudolph Garrigue, 1851)

Oversigt over de i arktiske region hidtil fundne lepidoptera - Schøyen, Wilhelm Maribo, 1844 -1918 (Alb. Cammermeyer, 1880)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1914)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1917)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1918)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1931)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1932)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1933)

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, 1956)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1972)

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, 1985)

Papéis avulsos do Departamento de Zoologia - São Paulo Departamento de Zoologia (A Secretaria, 1944)

Papers on Diptera - Meade, Richard Henry 1814 -1899 (Smithsonian Institution, 1878)

Papilio - Edwards, Henry, 1827 -1891 (New York Entomological Club, 1881)

Papilio - Edwards, Henry, 1827 -1891 (New York Entomological Club, 1882)

Papilio - Edwards, Henry, 1827 -1891 (New York Entomological Club, 1883)

Papilio - Edwards, Henry, 1827 -1891 (New York Entomological Club, 1884)

Papillons - Séguy, E. A. (Emile-Allain), 1877 -1951 (Tolmer, 1925)

Les papillons dans la nature : 64 planches en couleurs et monographies - Robert, Paul-A. (Éditions Delachaux and Niestlé, s.a, 1934)

Parables from nature - Gatty, Margaret Scott 1809 -1873 (Bell and Daldy, 1861)

Les Parnassiens de la faune paléarctique - Austaut, Jules Léon. (E. Heyne, 1889)

Peonies and iris : 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L. C. Glenn, 1926)

Peonies and iris : 1927 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L. C. Glenn, 1927)

Peonies and iris for every purpose [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Rose & Plant Co, 1927)

Peonies and irises - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Home Garden Company, 1935)

Peonies and irises - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg Peony and Iris Farms, 1931)

Peonies and irises : 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg, 1928)

Peonies and irises, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Indian Spring Farms, Inc, 1929)

Peonies and irises, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg, 1929)

Peonies and irises : 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg, 1930)

Peonies and irises, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg Peony and Iris Farms, 1932)

Peonies and irises, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg Peony and Iris Farms, 1934)

Peonies and irises, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg Peony and Iris Farms, 1935)

Peonies and irises : a descriptive price list of choice and rare varieties, season 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Buechly's Nurseries, 1930)

Peonies and irises [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard R. Watkins, 1930)

Peonies and irises, quality stock : wholesale prices, fall 1935, spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg Peony and Iris Farms, 1935)

Peonies and irises : Wholesale price list, fall '39 – spring '40 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wassenberg's Peony and Iris Farms, 1939)

Peonies, iris, hemerocallis, poppies, fall '44 – spring '45 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.F. Wassenberg Peony and Iris Farms, 1944)

Peonies, irises, gladiolus - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Indian Spring Farms, Inc, 1930)

Peonies, irises, gladiolus - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Indian Spring Farms, Inc, 1931)

Peonies, irises, poppies : price list, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (LeGron Floral Co, 1936)

Peonies, irises, poppies : price list, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (LeGron Floral Co, 1937)

Peonies, irises, poppies : price list, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (LeGron Floral Co, 1938)

Peonies, irises, poppies : price list, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (LeGron Floral Co, 1939)

Peonies irises selected perennials for every purpose season 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Rose and Plant Co, 1931)

Peonies, irises, tulips, gladiolus, lilies [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Indian Spring Farms, 1926)

Peony and iris catalog from Kunderd's, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.E. Kunderd, 1932)

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

Petites nouvelles entomologiques (E. Deyrolle, 1869)

Die Pflanzen und Raupen Deutschlands : Versuch einer lepidopterologischen Botanik - Wilde, O. (E.S. Mittler, 1860)

Die Pflanzen und Raupen Deutschlands : Versuch einer lepidopterologischen Botanik - Wilde, O. (E.S. Mittler, 1861)

Die Pflanzen- und Thierwelt von Deli auf der Ostküste Sumatras : naturwissenschaftliche Skizzen und Beitrage - Hagen, B. (Bernhard), 1853 -1919 (E.J. Brill, 1890)

Die Pflanzenfeinde aus der Klasse der Insekten. Ein nach Pflanzenfamilien geordnetes Handbuch sämmtlicher auf den einheimischen Pflanzen bisher beobachteten Insekten zum Gebrauch für Entomologen, Insektensammler, Botaniker, Land- und Forstwirthe und Gartenfreunde - Kaltenbach, J. H. (Johann Heinrich), 1807 -1876 (J. Hoffmann, 1874)

Das Pflanzenleben der Schweiz - Christ, H. (Hermann), 1833 -1933 (F. Schulhess, 1882)

Die Pflanzenwelt Deutschlands; Lehrbuch der Formations- biologie. Eine Darstellung der Lebensgeschichte der wildwachsenden Pflanzenvereine und der Kulturflächen - Graebner, Paul, 1871 -1933 (Quelle & Meyer, 1909)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 1984)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 1985)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 1987)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 2005)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 2006)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 2007)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 2009)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 2013)

Phegea - Vlaamse Vereniging voor Entomologie. (Vlaamse Vereniging voor Entomologie, 2003)