David Whitehead (augmented note; added keywords; minor cosmetics) on 16 March 2001@08:44:21. Catharine Roth (Added link.) on 16 March 2001@11:23:24. Nicholas Fincher (mentioned Crete) on 6 July 2003@07:10:05. David Whitehead (added x-refs; cosmetics) on 6 July 2003@09:13:37. David Whitehead (cosmetics) on 2 August 2011@06:55:58. Catharine Roth (upgraded link) on 2 August 2011@09:54:39. David Whitehead on 15 August 2015@08:46:07.