Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1873)

Heredity and sex - Morgan, Thomas Hunt, 1866 -1945 (Columbia university press, 1914)

The herpetology of Michigan - Smith, Harlan Ingersoll, 1872 -1940 (Wynkoop Hallenbeck Crawford, State Printers, 1912)

Histoire physique, politique et naturelle de l'ile de Cuba - Sagra, Ramón de la, 1798 -1871 (A. Bertrand, 1857)

História natural de orgamismos aquáticos do Brasil bibliografia comentada - Vanzolini, P. E. (Paulo Emilio) (Fapesp, 1964)

An historical and descriptive narrative of the Mammoth cave of Kentucky - Forwood, William Stump, 1820 -1892 (J. B. Lippincott & co, 1875)

A history of Crustacea; recent Malacostraca - Stebbing, Thomas R. R. (Thomas Roscoe Rede), 1835 -1926 (D. Appleton and Company, 1893)

A history of Crustacea : recent Malacostraca - Stebbing, Thomas R. R. (Thomas Roscoe Rede), 1835 -1926 (D. Appleton company, 1893)

A history of Crustacea; recent Malacostraca - Stebbing, Thomas R. R. (Thomas Roscoe Rede), 1835 -1926 (D. Appleton and company, 1893)

A history of Crustacea : recent Malacostraca - Stebbing, Thomas R. R. (Thomas Roscoe Rede), 1835 -1926 (K. Paul, Trench, Trübner, 1893)

History of the expedition under the command of Lewis and Clark, to the sources of the Missouri River, thence across the Rocky Mountains and down the Columbia River to the Pacific Ocean performed during the years 1804-5-6 by order of the government of the United States - Coues, Elliott, 1842 -1899 (F.P. Harper, 1893)

Hobbs, 1958-1959 - Hobbs, Horton H. Jr. (Horton Holcombe) 1914 -1994 (1958)

Hormones and heredity, a discussion of the evolution of adaptations and the evolution of species - Cunningham, J. T. (Joseph Thomas), 1859 -1935 (Constable, 1921)

Hormones and heredity; a discussion of the evolution of adaptations and the evolution of species - Cunningham, J. T. (Joseph Thomas), 1859 -1935 (Constable, 1921)

Illinois Audubon bulletin - Illinois Audubon Society. (Illinois Audubon Society, 1945)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1922)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1927)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1934)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1937)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1940)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1942)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1951)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1952)

Impounding water in a bayou to control breeding of malaria mosquitoes - Van Dine, D. L. (Delos Lewis), 1878 - (U.S. Dept. of Agriculture, 1922)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1801)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1902)

An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

Indiana caves and their fauna - Blatchley, W. S. (Willis Stanley), 1859 -1940 (Dept. of Geology and Natural Resources, 1896)

Information on food and cover plants for wild ducks, upland game birds, fish, muskrats and other wild life - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clyde B. Terrell, 1931)

The inland lakes of Wisconsin ; The plankton. 1, Its quantity and chemical composition - Birge, E. A. (Edward Asahel), 1851 -1950 (The State, 1922)

The inland lakes of Wisconsin. The plankton. I. Its quantity and chemical composition - Birge, E. A. (Edward Asahel), 1851 -1950 (Pub. by the state, 1922)

The international bibliography of electron microscopy - New York Society of Electron Microscopists. (1959)

International catalogue of scientific literature. N, Zoology - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1901)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1907)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1908)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1912)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

An introduction to cytology, by Lester W. Sharp ... - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

An introduction to the study of fossils (plants and animals) - Shimer, Hervey Woodburn, 1872 -1965 (The Macmillan Company, 1914)

An introduction to the study of fossils (plants and animals) - Shimer, Hervey Woodburn, 1872 -1965 (The Macmillan Co, 1921)