Panghorn, M. W., Jr. (1957) Earth for the layman, American Geological Institute, Washington, D. C.
Contains many valuable references.
Raymond, P. E. (1950) Prehistoric life, Harvard University Press, Cambridge, Mass.
College-level text.
Richards, H. G. (1953) Record of the rocks, Ronald Press, New York.
College-level earth history text.
Simpson, G. G. (1953) Life of the past, Yale University Press, New Haven, Conn.
Thorough, yet readable, introduction to paleontology.
Stirton, R. A. (1959) Time, life, and man: the [fossil] record, John Wiley and Sons, New York.
An introductory college text, most of which is of interest to adult level general readers.