truetrue This image is a derivative work of the following images: File:Cascajal-text.jpg licensed with Cc-by-3.0 2007-11-18T01:31:20Z Peteforsyth 3758x6200...
This image is a faithful reproduction of the face of the Cascajal Block, which is estimated to have been created nearly 3,000 years ago, and is thus...
World" in Science, Vol. 313. no. 5793, pp. 1610-1614 (for location of Cascajal). Pool, Christopher A. (2007) Olmec Archaeology and Early Mesoamerica,...
World" in Science, Vol. 313. no. 5793, pp. 1610-1614 (for location of Cascajal). Pool, Christopher A. (2007) Olmec Archaeology and Early Mesoamerica,...
