Stokes, William Lee . Essentials of Earth History / Textual Documents William Lee Stokes. - 1st ed. / - New Delhi : Prentice-Hall of India(Pvt Ltd) , C1960. - x,502p. : ill ; 27cm . Index Subjects--Index Terms: Geology Earth-History G-Geology Dewey Class. No.: 550.9 / St 67 Es