50 simple things you can do to save the earth

Revision	When	Who	Comment

21	March 8, 2023	MARC Bot	import existing book
20	May 6, 2021	AgentSapphire	Added new cover
19	May 6, 2021	AgentSapphire	Update covers
18	May 6, 2021	AgentSapphire	Merge works
17	March 3, 2021	MARC Bot	import existing book
16	January 27, 2021	ImportBot	import existing book
15	November 14, 2020	MARC Bot	import existing book
14	July 27, 2020	MARC Bot	import existing book
13	July 7, 2019	MARC Bot	import existing book
12	February 18, 2019	MARC Bot	import existing book
11	November 17, 2018	MARC Bot	import existing book
10	September 23, 2017	Libology	Added new cover
9	September 23, 2017	Libology	Added new cover
8	July 31, 2014	ImportBot	import new book
7	August 11, 2011	ImportBot	add ia_box_id to scanned books
6	July 31, 2010	IdentifierBot	added LibraryThing ID
5	May 10, 2010	WorkBot	found a work
4	May 8, 2010	ImportBot	add new accessible book
3	April 16, 2010	bgimpertBot	Added goodreads ID.
2	April 13, 2010	Open Library Bot	Linked existing covers to the edition.