Sphere

Revision	When	Who	Comment

16	December 10, 2022	ImportBot	import existing book
15	April 8, 2022	tmanarl	merge authors
14	January 22, 2020	Lisa	reverted to revision 7
13	December 4, 2019	Lisa	Edited without comment.
12	May 26, 2019	Lisa	Edited without comment.
11	May 26, 2019	Lisa	Updated details to match linked edition.
10	May 26, 2019	Lisa	Added new cover
9	May 26, 2019	Lisa	Update covers
8	February 6, 2019	MARC Bot	import existing book
7	November 11, 2010	Gene Tornatore	merge authors
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	October 15, 2009	WorkBot	add edition to work page
1	April 30, 2008		Imported from amazon.com record.