Conceptual Physics

Revision	When	Who	Comment

12	March 26, 2021	MARC Bot	import existing book
11	August 23, 2020	ImportBot	import existing book
10	December 10, 2019	LeadSongDog	Edited without comment.
9	October 20, 2019	Brittany Bunk	Added new cover
8	July 31, 2014	ImportBot	import new book
7	April 5, 2014	ImportBot	Added IA ID.
6	August 12, 2010	IdentifierBot	added LibraryThing ID
5	April 24, 2010	Open Library Bot	Fixed duplicate goodreads IDs.
4	April 16, 2010	bgimpertBot	Added goodreads ID.
3	April 14, 2010	Open Library Bot	Linked existing covers to the edition.
2	December 15, 2009	WorkBot	link works
1	April 30, 2008		Imported from amazon.com record.