tag:blogger.com,1999:blog-30940686.post364337361372442272..comments2024-02-11T22:49:17.311-08:00Comments on Arizona Geology: Potash and the environment - 5 volume reference setLee Allisonhttp://www.blogger.com/profile/11520300956249160005noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-30940686.post-14526889218811211602011-08-30T12:41:33.749-07:002011-08-30T12:41:33.749-07:00Kathy's articles are equivalent to a master...Kathy's articles are equivalent to a master's degree in potash related issues. Together, they are well worth the time it takes to read them. Cheers, Jim McGillisJames McGillishttp://jamesmcgillis.comnoreply@blogger.com