The hill-caves of Yucatan; a search for evidence of man's antiquity in the caverns of Central America /

Lignende værker

• Researches upon the antiquity of man in the Delaware Valley and the eastern United States /
  af: Mercer, Henry C.
  Udgivet: (1897)
• Early man in the New World /
  af: Macgowan, Kenneth, ed
  Udgivet: (1962)
• Uxmal and the cities of Yucatan's low hills region /
  af: Reed, Alma M.
  Udgivet: (1960)
• Guidelines for cave and karst protection /
  Udgivet: (1997)
• Tierra sin tiempo
  af: Kolosimo, Peter
  Udgivet: (1973)