Piedras Negras archaeology: artifacts, caches, and burials.

von Coe, William R.
Museum monographs (University of Pennsylvania. University Museum)
Philadelphia : University Museum, University of Pennsylvania, 1959.
Umfang/Format: x, 176 p. : 69 ill., tables. ; 29 cm.

Piedras Negras archaeology : artifacts, caches, and burials

von Coe, William R.
Ann Arbor-MI : University Microfilms, 1983.
Umfang/Format: LX, 350 S. : 69 Ill. ; 7 Tab.