The principles of science

Revision	When	Who	Comment

7	August 11, 2020	MARC Bot	remove fake subjects
6	November 28, 2012	AnandBot	Fixed spam edits.
5	November 21, 2012	188.190.127.67	Edited without comment.
4	May 7, 2010	EdwardBot	add Accessible book tag
3	April 28, 2010	Open Library Bot	Linked existing covers to the work.
2	January 24, 2010	WorkBot	added cover to work
1	December 10, 2009	WorkBot	add works page