Early man in America

Readings from scientific American
San Francisco : W. H. Freeman, [1973].
Umfang/Format: 93 p. : illus. ; 30 cm.

Avenues to antiquity.

Readings from Scientific American
San Francisco : Freeman, 1976.
Umfang/Format: 334 S. : Abb. Taf. ; 29 cm.

Old world archaeology: Foundations of civilisation.

Readings from Scientific American
San Francisco : Freeman, 1972.
Umfang/Format: 260 S. : Abb. ; 29 cm.