Sketch of paleobotany - Ward, Lester F. (Lester Frank), 1841 -1913 (Govt. Print. Off, 1885)

Sketches of creation : a popular view of some of the grand conclusions of the sciences in reference to the history of matter and of life - Winchell, Alexander, 1824 -1891 (Harper & brothers, 1875)

Sketches of creation a popular view of some of the grand conclusions of the sciences in reference to the history of matter and of life. Together with a statement of the intimations of science respecting the primordial condition and the ultimate destiny of the earth and the solar system - Winchell, Alexander, 1824 -1891 (Harper & brothers, 1870)

Sketches of the physical geography and geology of Nebraska - Aughey, Samuel, 1831 -1912 (Daily Republican Book and Job Office, 1880)

Smithsonian contributions to paleobiology - Smithsonian Institution (Smithsonian Institution Press, 1970)

Smithsonian scientific series - Smithsonian Institution (Smithsonian Institution Series, Inc, 1930)

Societatum litterae (R. Friedländer, 1887)

Some salient points in the science of the earth - Dawson, J. W., (John William), 1820 -1899 (W. Drysdale, 1893)

Some salient points in the science of the earth - Dawson, J. W., (John William), 1820 -1899 (Harper & Brothers, 1894)

Some salient points in the science of the earth - Dawson, J. W., (John William), 1820 -1899 (Harper, 1873)

Some salient points in the science of the earth - Dawson, J. W., (John William), 1820 -1899 (Harper & brothers, 1894)

Some salient points in the science of the earth - Dawson, J. W., (John William), 1820 -1899 (W. Drysdale and co, 1893)

South African journal of natural history - South African Biological Society. (South African Biological Society, 1922)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1911)

Sporeplanterne (kryptogamerne) - Kolderup Rosenvinge, L. (Lauritz), 1858 -1939 (Glydendalske Boghandel, Nordisk Forlag, 1913)

Spores from the Herrin (no. 6) coal bed in Illinois - Schopf, James Morton, 1911 - (Printed by authority of the State of Illinois, 1938)

Status of the Mesozoic floras of the United States. First paper: The older Mesozoic Part II General geology and paleontology - Fontaine, William Morris, 1835 -1913 (Govt. Print. Off, 1900)

Steinkohlenflora von Kralup in Böhmen - Feistmantel, Ottokar, 1848 -1891 (Grégr, 1871)

The story of the earth and man - Dawson, J. W., (John William), 1820 -1899 (Hodder and Stoughton, 1883)

The story of the earth and man - Dawson, J. W., (John William), 1820 -1899 (Copp Clark, 1873)

The story of the earth and man - Dawson, J. W., (John William), 1820 -1899 (Hodder and Stoughton, 1894)

The story of the earth and man - Dawson, J. W., (John William), 1820 -1899 (Harper & Brothers, 1873)

The story of the earth in past ages - Seeley, H. G. (Harry Govier), 1839 -1909 (G. Newnes, 1896)

The story of the universe, told by great scientists and popular authors - Singleton, Esther, 1930 (P.F. Collier and Son, 1905)

Strasburger's Text-book of botany - Strasburger, Eduard, 1844 -1912 (Macmillan, 1921)

The stratigraphic succession of the fossil floras of the Pottsville formation in the southern anthracite coal field, Pennsylvania - White, David, 1862 -1935 (Govt. print. off, 1900)

A stratigraphical list of British fossils; arranged under the principal division of the British strata, with a few elementary remarks on their character and localities - Tennant, James, 1808 -1881 (Society for Promoting Christian Knowledge, 1847)

Stratigraphy of China - Grabau, Amadeus W. (Amadeus William), 1870 -1946 (Published by the Geological Survey, Ministry of Agriculture and Commerce, 1923)

The stratigraphy of the Pennsylvanian series in Missouri, by Henry Hinds and F.C. Greene, with a chapter on invertebrate paleontology, by G.H. Girty. Surveyed in co-operation with the U.S. Geological Survey - Greene, F. C. (Frank Cook), 1886 -1975 (H. Stephens Print. Co, 1915)

Stray leaves from the book of nature - Schele de Vere, M. (Maximilian), 1820 -1898 (A.O. Moore, 1858)

Stray leaves from the book of nature - Schele de Vere, M. (Maximilian), 1820 -1898 (1855)

The structure and development of mosses and ferns (Archegoniatae) (Macmillan, 1905)

The structure and development of mosses and ferns (Archegoniatae) (Macmillan, 1928)

The structure and development of mosses and ferns (Archegoniatae) (Macmillan, 1918)

The student's elements of geology - Lyell, Charles, Sir, 1797 -1875 (Harper & Brothers, 1871)

The student's handbook of stratigraphical geology - Jukes-Browne, A. J. (Alfred John), 1851 -1914 (E. Stanford, 1912)

The student's natural history - Baird, William, 1803 -1872 (C. Griffin, 1863)

Studie v. oboru kridoveho utvaru ceskeho : Perutzer Schichten des bohmischen Cenomans - Bayer, Edvin, 1862 -1927 (1902)

Studies in fossil botany - Scott, Dukinfield Henry, 1854 -1934 (Black, 1920)

Studies in fossil botany - Scott, Dukinfield Henry, 1854 -1934 (A. and C. Black, 1909)