Brief Calculus

Revision	When	Who	Comment

9	July 29, 2014	ImportBot	import new book
8	November 28, 2012	AnandBot	Fixed spam edits.
7	November 23, 2012	188.120.231.22	Edited without comment.
6	March 29, 2011	WorkBot	merge works
5	March 4, 2011	Alan Millar	merge authors
4	May 5, 2010	WorkBot	merge works
3	April 28, 2010	Open Library Bot	Linked existing covers to the work.
2	October 20, 2009	WorkBot	add subjects to works
1	October 17, 2009	WorkBot	add works page