List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1973)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1987)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1980)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1983)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1986)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1982)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1978)

List of the coleoptera of North America - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian Institution, 1866)

... List of the Coleoptera of North America - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian institution, 1863)

A List of the insects of New York : with a list of the spiders and certain other allied groups - Leonard, Mortimer Demarest, 1890 - (Cornell University, 1928)

A list of works on North American fungi - Trelease, William, 1857 -1945 (Library of Harvard University, 1887)

A list of works on North American Fungi - Trelease, William, 1857 -1945 (Library of Harvard university, 1887)

Lonchocarpus (barbasco, cube, and timbo) – : a review of recent literature - United States. Office of Experiment Stations. ([U.S. Dept. of Agriculture, Bureau of Entomology and Plant Quarantine, Division of Insecticide Investigations], 1938)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1837)

The Magazine of natural history / conducted by Edward Charlesworth - Charlesworth, Edward. (s.n.], 1839)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock publishing company, inc, 1938)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1930)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1887)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1894)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1885)

A manual of dangerous insects likely to be introduced in the United States through importations - United States. Bureau of Entomology. (Govt. print. off, 1917)

A manual of dangerous insects likely to be introduced in the United States through importations - United States. Bureau of Entomology. (Govt. print. off, 1918)

A manual on the culture of small fruits - Roe, Edward Payson, 1838 -1888 (Journal printing establishment, 1876)

Maryland birdlife - Maryland Ornithological Society. (Maryland Ornithological Society, 1972)

Maryland entomologist - Maryland Entomological Society. (Maryland Entomological Society, 2010)

Maryland naturalist - Natural History Society of Maryland (The Society, 1987)

May beetles, or June bugs, on pecan in Louisiana - United States. Office of Experiment Stations. ([U.S. Department of Agriculture, Bureau of Entomology and Plant Quarantine], 1942)

Measures for stand improvement in southern Appalachian forests - Civilian Conservation Corps (U.S.) (U.S. G.P.O, 1933)

Mededeelingen uit 's Lands Plantentuin - 's Lands Plantentuin. (G. Kolff & Co, 1897)

Memoir - Cornell University. Agricultural Experiment Station. (1921)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Editions du Museum, 1948)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1969)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1945)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1992)

Memorial of life and entomologic work of Joseph Albert Lintner ... state entomologist, 1874-98 - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1899)

Memorial of life and entomologic work of Joseph Albert Lintner, state entomologist, 1874-98 - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1899)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1938)

Miscellaneous essays on economic entomology - Illinois State Entomologist. (H.W. Rokker, 1886)

[Miscellaneous papers on injurious insects - Fitch, Asa, 1809 -1879 (1845)

[Miscellaneous papers on insects] - Fitch, Asa, 1809 -1879 (Joel Munsell [etc., etc.], 1846)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1956)

A monograph on the structure and development of the shoulder-girdle and sternum on the Vertebrata - Parker, William Kitchen William Kitchen Parker 1823 -1890 (R. Hardwicke, 1868)

Monographie des Cécidomyides d'Europe et d'Algérie - Kieffer, J.-J. (Jean-Jacques), 1857 -1925 (Société Entomologique de France, 1900)

Monthly letter - United States. Bureau of Entomology. (1926)

Monthly letter - United States. Bureau of Entomology. (1928)

Monthly letter - United States. Bureau of Entomology. (1929)

Monthly letter - United States. Bureau of Entomology. (1932)

Monthly letter - United States. Bureau of Entomology. (1934)

Monthly letter of the Bureau of Entomology - United States. Bureau of Entomology. (The Bureau, 1928)

Monthly letter of the Bureau of Entomology - United States. Bureau of Entomology. (The Bureau, 1929)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1931)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1935)

The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom, quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (William MacKenzie, 1869)

Die Mysterien der Europäischen Insectenwelt. Ein geheimer Schlüssel für Sammler aller Insectenordnungen und Stände, behufs des Fangs, des Aufenthalts-orts, der Wohnung, Tag- und Jahreszeit ... - Gistel, Johannes, 1809 - (Druck und Verlag von Tobias Dannheimer, 1856)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1894)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1896)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1897)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1898)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1902)

Natural history of New York (D. Appleton, 1842)

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1854)

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1842)