The project would like to acknowledge the generous support of the following national and foreign institutions that make this research possible:

• Instituto Nacional de Antropología e Historia, Mexico (INAH)
• National Science Foundation, U.S.A. (NSF – 1522613, 1638525)
• Japan Society for the Promotion of Science, Japan (JSPS – 25257016, 17H01650)
• Santander Program for Research and Conservation of Sculpture, Harvard University