Sootin, Harry. Gregor Mendel : father of the science of genetics / Harry Soot in. - London : Blackie, [1959]. - 223 p. : ill. ; 22 cm. Includes bibliographical references. Subjects--Personal Names: Mendel, Gregor, 1822-1884. Dewey Class. No.: 575.1192 MEN/SOO B