Sun, 16 May 2010 17:15:00 -0700 Kevin Walker begin to revise families of maps appendix
Sat, 15 May 2010 17:21:59 -0700 Kevin Walker minor - acknowledgements
Sat, 15 May 2010 17:18:19 -0700 Kevin Walker more words per page (margins)
(0) -100 -30 -10 -3 +3 +10 +30 +100 +300 tip