AMCS
Activities Newsletter

Mexico News, compiled by Bill Mixon 5
long and deep cave lists, compiled by Peter Sprouse 23

Sierra Los Llanitos, San Luis Potosí, by Tommy Shifflett 26
Proyecto Espeleológico Purificación 1997-1999, by Peter Sprouse 33
Dos Aguas Area, Michoacán, by Chris Lloyd 40
Proyecto Cheve Update, by Nancy Pistole and Matt Oliphant 48
Nita Nido and Nita Ntau, Huautla, Oaxaca, by Jim Smith 57
Caverna de San Bartolo Tutotepec, by Ricardo Arias F. 60
Lava Tubes of Cuernavaca, by Chris Lloyd 62
Nita Nashi, Huautla, Oaxaca, by Jim Smith 66
Cenote Ponderosa, Quintana Roo, by Trevor LoRe 72
History: Visits of Cacahuamilpa, by Ulysses S. Grant and J Harlen Bretz 74
Tocomán Project, Colima, by Peter Ruplinger 77
Explorations in Hidalgo, by David Cole 85
Boreholes and Zapatistas: Chiapas 1998, by Taco Van Ieperen 88

cartoon: Blindcat Research Team, by Jean Krejca 47
obituary: Rob Parker, by Bill Stone 92