tag:blogger.com,1999:blog-7959064.post113192134764937894..comments2024-01-27T01:55:45.555-05:00Comments on Ghostweather R&D Blog: The Stone Balls of Costa RicaLynnhttp://www.blogger.com/profile/07445794978319009719noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-7959064.post-1131990057508751322005-11-14T12:40:00.000-05:002005-11-14T12:40:00.000-05:00Speaking of middle america - I just finished 1491 ...Speaking of middle america - I just finished 1491 by Charles Mann. Not a scholarly piece by any measure, but fascinating bits on some current thinking about pre-conquest America. <BR/><BR/>recommended!Anonymousnoreply@blogger.com