Payson Sheets is Professor of Anthropology at the University of Colorado at Boulder.

"A book that all Mayan and Mesoamerican archeologists will want to own ... of interest to geologists, historians, and a growing number of people of numerous disciplines who are interested in the effects of natural disasters and human responses to them." - Richard Diehl

• 1. Introduction, by Payson D. Sheets 2. Tierra Blanca Joven Tephra from the AD 260 Eruption of Ilopango Caldera, by William J. E. Hart and Virginia Steen-McIntyre Appendix 2-A. Field Data for Geologic Stops Mentioned in Chapter 2, by William J. E. Hart and Virginia Steen-McIntyre 3. Classic to Postclassic Tephra Layers Exposed in Archeological Sites, Eastern ZapotitÁn Valley, by William J. E. Hart 4. An Evaluation of Soil Properties and Potentials in Different Volcanic Deposits, by Gerald W. Olson Appendix 4-A. Soil Test Laboratory Data, by Gerald W. Olson 5. The ZapotitÁn Valley Archeological Survey, by Kevin D. Black 6. Excavations at the Cambio Site, by Susan M. Chandler 7. The CerÉn Site: A Classic Period Maya Residence and Agricultural Field in the ZapotitÁn Valley, by Christian J. Zier Appendix 7-A. Volcanic Events at the CerÉn Site, by Richard P Hoblitt Appendix 7-B. Preliminary Study of Selected Ceramics from the CerÉn House, by Judith A. Southward and Diana C. Kamilli 8. The CerÉn Survey and Test Excavations at C-2, a Postclassic Village, by Meredith H. Matthews 9. The Ceramics of the ZapotitÁn Valley, by Marilyn P. Beaudry Appendix 9-A. Summary of Figurines and Miscellaneous Ceramic Artifacts, by Kevin D. Black 10. Chipped Stone from the ZapotitÁn Valley, by Payson D. Sheets Appendix 10-A. Obsidian Hydration Study of Prismatic Blade Fragments from the Cambio Site, by Fred W. Trembour Appendix 10-B. Trace Element Analysis of Obsidian from the Cambio Site, by Helen V. Michel Frank Asaro, and Fred Stross 11. Ground Stone of the ZapotitÁn Valley, by Anne G. Hummer Appendix 11-A. Ground Stone Artifacts, by Site and Isolated Find, by Anne G. Hummer 12. Recent Geophysical Explorations at CerÉn, by William M. Loker 13. Summary and Conclusions, by Payson D. Sheets Appendix I. Analysis of Faunal Materials from the Protoclassic Project in the ZapotitÁn Valley 1978 Season, by James Hummert Appendix II. Pollen Analyses from 1978 Research in the ZapotitÁn Valley, by Susan K. Short Contributors Index

Payson Sheets is Professor of Anthropology at the University of Colorado at Boulder.

"A book that all Mayan and Mesoamerican archeologists will want to own ... of interest to geologists, historians, and a growing number of people of numerous disciplines who are interested in the effects of natural disasters and human responses to them." - Richard Diehl

• 1. Introduction, by Payson D. Sheets 2. Tierra Blanca Joven Tephra from the AD 260 Eruption of Ilopango Caldera, by William J. E. Hart and Virginia Steen-McIntyre Appendix 2-A. Field Data for Geologic Stops Mentioned in Chapter 2, by William J. E. Hart and Virginia Steen-McIntyre 3. Classic to Postclassic Tephra Layers Exposed in Archeological Sites, Eastern ZapotitÁn Valley, by William J. E. Hart 4. An Evaluation of Soil Properties and Potentials in Different Volcanic Deposits, by Gerald W. Olson Appendix 4-A. Soil Test Laboratory Data, by Gerald W. Olson 5. The ZapotitÁn Valley Archeological Survey, by Kevin D. Black 6. Excavations at the Cambio Site, by Susan M. Chandler 7. The CerÉn Site: A Classic Period Maya Residence and Agricultural Field in the ZapotitÁn Valley, by Christian J. Zier Appendix 7-A. Volcanic Events at the CerÉn Site, by Richard P Hoblitt Appendix 7-B. Preliminary Study of Selected Ceramics from the CerÉn House, by Judith A. Southward and Diana C. Kamilli 8. The CerÉn Survey and Test Excavations at C-2, a Postclassic Village, by Meredith H. Matthews 9. The Ceramics of the ZapotitÁn Valley, by Marilyn P. Beaudry Appendix 9-A. Summary of Figurines and Miscellaneous Ceramic Artifacts, by Kevin D. Black 10. Chipped Stone from the ZapotitÁn Valley, by Payson D. Sheets Appendix 10-A. Obsidian Hydration Study of Prismatic Blade Fragments from the Cambio Site, by Fred W. Trembour Appendix 10-B. Trace Element Analysis of Obsidian from the Cambio Site, by Helen V. Michel Frank Asaro, and Fred Stross 11. Ground Stone of the ZapotitÁn Valley, by Anne G. Hummer Appendix 11-A. Ground Stone Artifacts, by Site and Isolated Find, by Anne G. Hummer 12. Recent Geophysical Explorations at CerÉn, by William M. Loker 13. Summary and Conclusions, by Payson D. Sheets Appendix I. Analysis of Faunal Materials from the Protoclassic Project in the ZapotitÁn Valley 1978 Season, by James Hummert Appendix II. Pollen Analyses from 1978 Research in the ZapotitÁn Valley, by Susan K. Short Contributors Index

Payson Sheets is Professor of Anthropology at the University of Colorado at Boulder.

"A book that all Mayan and Mesoamerican archeologists will want to own ... of interest to geologists, historians, and a growing number of people of numerous disciplines who are interested in the effects of natural disasters and human responses to them." - Richard Diehl

• 1. Introduction, by Payson D. Sheets 2. Tierra Blanca Joven Tephra from the AD 260 Eruption of Ilopango Caldera, by William J. E. Hart and Virginia Steen-McIntyre Appendix 2-A. Field Data for Geologic Stops Mentioned in Chapter 2, by William J. E. Hart and Virginia Steen-McIntyre 3. Classic to Postclassic Tephra Layers Exposed in Archeological Sites, Eastern ZapotitÁn Valley, by William J. E. Hart 4. An Evaluation of Soil Properties and Potentials in Different Volcanic Deposits, by Gerald W. Olson Appendix 4-A. Soil Test Laboratory Data, by Gerald W. Olson 5. The ZapotitÁn Valley Archeological Survey, by Kevin D. Black 6. Excavations at the Cambio Site, by Susan M. Chandler 7. The CerÉn Site: A Classic Period Maya Residence and Agricultural Field in the ZapotitÁn Valley, by Christian J. Zier Appendix 7-A. Volcanic Events at the CerÉn Site, by Richard P Hoblitt Appendix 7-B. Preliminary Study of Selected Ceramics from the CerÉn House, by Judith A. Southward and Diana C. Kamilli 8. The CerÉn Survey and Test Excavations at C-2, a Postclassic Village, by Meredith H. Matthews 9. The Ceramics of the ZapotitÁn Valley, by Marilyn P. Beaudry Appendix 9-A. Summary of Figurines and Miscellaneous Ceramic Artifacts, by Kevin D. Black 10. Chipped Stone from the ZapotitÁn Valley, by Payson D. Sheets Appendix 10-A. Obsidian Hydration Study of Prismatic Blade Fragments from the Cambio Site, by Fred W. Trembour Appendix 10-B. Trace Element Analysis of Obsidian from the Cambio Site, by Helen V. Michel Frank Asaro, and Fred Stross 11. Ground Stone of the ZapotitÁn Valley, by Anne G. Hummer Appendix 11-A. Ground Stone Artifacts, by Site and Isolated Find, by Anne G. Hummer 12. Recent Geophysical Explorations at CerÉn, by William M. Loker 13. Summary and Conclusions, by Payson D. Sheets Appendix I. Analysis of Faunal Materials from the Protoclassic Project in the ZapotitÁn Valley 1978 Season, by James Hummert Appendix II. Pollen Analyses from 1978 Research in the ZapotitÁn Valley, by Susan K. Short Contributors Index