Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1875)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1924)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1934)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1965)

Snake venoms, an investigation of venomous snakes with special reference to the phenomena of their venoms - Noguchi, Hideyo, 1876 -1928 (Carnegie institution of Washington, 1909)

Snake venoms; an investigation of venomous snakes with special reference to the phenomena of their venoms - Noguchi, Hideyo, 1876 -1928 (Carnegie Inst, 1909)

Snakes : curiosities and wonders of serpent life - Hopley, Catherine Cooper. (Griffith & Farran, 1882)

The snakes of Australia; an illustrated and descriptive catalogue of all the known species - Krefft, Johan Ludwig Gerhard 1830 -1881 (T. Richards, government printer, 1869)

The snakes of Ceylon - Abercromby, A. F. (Murray, 1910)

The snakes of Europe - Boulenger, George Albert 1858 -1937 (Methuen & Co., Ltd, 1913)

The snakes of San Diego County with descriptions and key - Perkins, C. B. (Clarence Basil), 1888 - (Zoological Society of San Diego, 1949)

The snakes of San Diego County with descriptions and key - Perkins, C. B. (Clarence Basil), 1888 - (Zoological Society of San Diego, 1938)

The snakes of South Africa, their venom and the treatment of snake bite - Fitzsimons, F. W. (Frederick William), 1875 - (T.M. Miller, 1921)

The snakes of South Africa : their venom and the treatment of snake bite - Fitzsimons, F. W. (Frederick William), 1875 - (T. M. Miller, 1912)

The snakes of the Philippine Islands - Taylor, Edward Harrison, 1889 -1978 (Bureau of Printing, 1922)

Somerset archaeology and natural history : the proceedings of the Somerset Archaeological and Natural History Society - Somerset Archaeological; Natural History Society. (Somerset Archaeological and Natural History Society, 1851)

South African quarterly journal - South African Literary; Scientific Institution (1830)

South Carolina. Resources and population. Institutions and industries - Hammond, Harry, (Walker, Evans & Cogswell, printers, 1883)

South Devon Monthly Museum - South Devon Monthly Museum.

Specchio delle scienze, o, Giornale enciclopedico di Sicilia - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Tip. di F. Abate Qm. Domenico, 1814)

Special bulletin - Smithsonian Institution (Government Printing Office, 1892)

Special papers - Ohio Academy of Science. (The Academy, 1904)

Special publication / the University of Kansas, Natural History Museum - University of Kansas. Museum of Natural History. (The Museum, 2017)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1978)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1982)

Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1983)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1987)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1993)

Spolia zeylanica - Colombo Museum (Colombo Museum, 1904)

Spolia zeylanica - Colombo Museum (Colombo Museum, 1903)