tag:blogger.com,1999:blog-5200010788780871896.post5933815882203385455..comments2016-12-06T13:55:16.531-07:00Comments on Nature and Technology: Walls of Stone - Waterton and the Fourth DimensionPhil Frenchhttp://www.blogger.com/profile/15116457869944944323noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-5200010788780871896.post-15241000652694570672014-12-06T19:55:02.810-07:002014-12-06T19:55:02.810-07:00Nice comparison of time for humans and rocks.Nice comparison of time for humans and rocks.Redhttps://www.blogger.com/profile/17996243850279671523noreply@blogger.com