Report of the ... Australasian Association for the Advancement of Science - Australasian Association for the Advancement of Science. (The Association, 1890)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1889)

Report of the Geological Survey of Ohio - Geological Survey of Ohio. (Nevins & Myers, state printers, 1882)

Report of the geological survey of Ohio - Geological Survey of Ohio. (Nevins & Meyers, 1882)

Report on the reptiles and amphibians of Ohio - Smith, William Henry, 1846 - (Nevins & Meyers, 1882)

Report on the United States and Mexican boundary survey :made under the direction of the secretary of the Interior - Emory, William H. 1811 -1887 (C. Wendell, printer, 1859)

Report on the work of the Horn Scientific Expedition to Central Australia - Horn, William Austin, 1841 -1922 (Dulau, 1896)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1859)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1858)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1853)

The reptile book; a comprehensive, popularised work on the structure and habits of the turtles, tortoises, crocodilians, lizards and snakes which inhabit the United States and northern Mexico - Ditmars, Raymond Lee, 1876 -1942 (Doubleday, Page & company, 1907)

The reptile book, a comprehensive popularised work on the structure and habits of the turtles, tortoises, corcodilians, lizards and snakes which inhabit the United States and Northern Mexico - Ditmars, Raymond Lee, 1876 -1942 (Doubleday, 1920)

The reptile book; a comprehensive popularised work on the structure and habits of the turtles, tortoises, crocodilians, lizards and snakes which inhabit the United States and northern Mexico - Ditmars, Raymond Lee, 1876 -1942 (Doubleday, Page, 1915)

Reptiles, amphibia, fishes and lower chordata - Boulenger, George Albert 1858 -1937 (Methuen, 1912)

Reptiles and amphibians - National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program (1966)

Reptiles and batrachians - Boulenger, E. G. (Edward George), 1888 -1946 (J. M. Dent & sons, ltd, 1914)

The reptiles of British India - Günther, Albert C. L. G. (Albert Carl Ludwig Gotthilf), 1830 -1914 (Pub. for the Ray society by R. Hardwicke, 1864)

The reptiles of China : turtles, crocodilians, snakes, lizards - Pope, Clifford H. (Clifford Hillhouse), 1899 -1974 (American Museum of Natural History, 1935)

The reptiles of Ohio - Conant, Roger, 1909 -2003 (University of Notre Dame Press, 1951)

The reptiles of the Indo-Australian archipelago - Rooij, Nelly de (E.J. Brill, 1915)