The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1955)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1958)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1959)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1960)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1962)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1968)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1970)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1971)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1972)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1976)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1977)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1978)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1981)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1983)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1985)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1986)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1987)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1988)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1989)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1990)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1993)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1994)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1997)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 2005)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1982)

Text-book of elementary zoology, for secondary educational institutions - Galloway, Thomas Walton, 1866 -1929 (Blakiston, 1910)

Text-book of embryology - Kerr, John Graham, 1869 -1957 (MacMillan, 1919)

Text-book of embryology - Heape, Walter, 1855 -1929 (Macmillan, 1919)

A text-book of histology, including microscopic technic - Böhm, Alexander A., -1912 (W. B. Saunders & Company, 1904)

A text-book of histology, including microscopic technic - Böhm, Alexander A., -1912 (W.B. Saunders, 1906)

A text-book of materia medica and therapeutics : characteristic, analytical, and comparative - Cowperthwaite, A. C. (Allen Corson), 1848 -1926 (Gross & Delbridge, 1891)

Text-book of palaeontology - Eastman, Charles Rochester, 1868 -1918 (Macmillan, 1902)

Text-book of physiology - Sharpey-Schäfer, E. A. Sir, (Edward Albert),‏ ‎ 1850 -1935 (Pentland, 1898)

Text-book of physiology - Sharpey-Schäfer, E. A. Sir, (Edward Albert),‏ ‎ 1850 -1935 (Y. J. Pentland, 1898)

A text-book of the principles of animal histology - Dahlgren, Ulric, 1870 - (The Macmillan Company, 1908)