Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1863)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1864)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1871)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1904)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1908)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1946)

Smithsonian scientific series - Smithsonian Institution (Smithsonian Institution Series, Inc, 1931)

South American Naiades : a contribution to the knowledge of the freshwater mussels of South America - Ortmann, Arnold E. 1863 -1927 (Published by the authority of the Board of Trustees of the Carnegie Institut, 1921)

South American Naiades; a contribution to the knowledge of the freshwater mussels of South America - Ortmann, Arnold E. 1863 -1927 (1921)

Special publication - Chicago Academy of Sciences. (Chicago Academy of Sciences, 1902)

Special reports of state geologist, 1860 - Geological Survey of California. (John Wilson & Son, 1880)

The standard dictionary of facts, history, language, literature, biography, geography, travel, art, government, politics, industry, invention, commerce, science, education, natural history, statistics and miscellany - Ruoff, Henry Woldmar, 1867 - (Frontier Press, 1908)

The story of "primitive" man - Clodd, Edward, 1840 -1930 (G. Newnes, 1895)

The story of "primitive" man : with illustrations - Clodd, Edward, 1840 -1930 (George Newnes, 1902)

Structural and systematic conchology: an introduction to the study of the Mollusca... - Tryon, George W., (George Washington), 1838 -1888 (The author, 1882)

Structural and systematic conchology: an introduction to the study of the Mollusca... - Tryon, George W., (George Washington), 1838 -1888 (The author, 1884)

The student's flora of the British Islands - Hooker, Joseph Dalton, 1817 -1911 (Macmillan and Co, 1870)

The student's flora of the British islands - Hooker, Joseph Dalton, 1817 -1911 (Macmillan, 1884)

Studies on North American Polystomidae, Aspidogastridae and Paramphistomidae - Stunkard, Horace Wesley 1889 -1989 (1916)

Synonomik der europäischen Brutvögel und Gäste : systematisches Verzeichniss nebst Angaben über die geographische Verbreitung der Arten unter besonderer Berücksichtigung der Brutverhältnisse - Rey, Eugène, 1838 -1909 (G. Schwetschke'scher Verlag, 1872)

Synonymy of the British non-Marine Mollusca (Recent and Post-Tertiary) - Woodward, Bernard Barham, 1853 -1930 (1926)

Synopsis methodica molluscorum generum omnium et specierum earum, quae in Museo Menkeano adservantur : cum synonymia critica et novarum specierum diagnosibus - Menke, Karl Theodor, 1791 -1861 (Sumtibus auctoris, typis Henrici Gelpke, 1828)

A synopsis of the classification of the fresh-water Mollusca of North America, north of Mexico, and a catalogue of the more recently described species - Walker, Bryant 1856 -1936 (The University, 1918)

Synopsis of the contents of the British Museum - British Museum ([the Museum], 1854)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, 1844)

Synopsis of the contents of the British Museum - British Museum (G. Woodfall and Son, 1852)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, 1847)

Synopsis of the contents of the British Museum - British Museum (printed by Woodfall and Kinder, 1856)

Synopsis of the contents of the British Museum - British Museum (printed by Woodfall & Kinder, 1855)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, 1846)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, 1848)

Synopsis of the contents of the British Museum - British Museum (Printed by Woodfall and Kinder, 1853)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, 1850)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, 1851)

Synopsis of the contents of the British Museum - British Museum (Woodfall, 1842)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, Angel Court, Skinner Street, 1840)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, 1845)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, 1849)

Synopsis of the contents of the British Museum - British Museum (Woodfall, 1841)

A synopsis of the family Naiades - Lea, Isaac, 1792 -1886 (Blanchard and Lea, 1852)

A synopsis of the family of Naiades - Lea, Isaac, 1792 -1886 (Carey, Lea & Blanchard, 1838)

A synopsis of the family of Naiades - Lea, Isaac, 1792 -1886 (Carey, Lea and Blanchard, 1836)