Heavier Than Heaven

Revision	When	Who	Comment

15	December 10, 2022	ImportBot	import existing book
14	May 25, 2022	ImportBot	import existing book
13	December 3, 2020	MARC Bot	import existing book
12	October 19, 2020	ImportBot	import existing book
11	May 20, 2019	MARC Bot	import existing book
10	July 31, 2014	ImportBot	import new book
9	April 5, 2014	ImportBot	Added IA ID.
8	February 22, 2012	LC Bot	import new book
7	August 9, 2010	IdentifierBot	added LibraryThing ID
6	April 24, 2010	Open Library Bot	Fixed duplicate goodreads IDs.
5	April 16, 2010	bgimpertBot	Added goodreads ID.
4	April 14, 2010	Open Library Bot	Linked existing covers to the edition.
3	December 15, 2009	WorkBot	link works
2	June 9, 2009	ImportBot	Found a matching record from Promise Item .
1	April 29, 2008		Imported from amazon.com record.