The hidden staircase

Revision	When	Who	Comment

14	March 7, 2023	MARC Bot	import existing book
13	December 30, 2021	ImportBot	import existing book
12	February 6, 2021	ImportBot	import existing book
11	November 13, 2020	MARC Bot	import existing book
10	April 21, 2019	ImportBot	import existing book
9	April 25, 2011	OCLC Bot	Added OCLC numbers.
8	October 21, 2010	WorkBot	merge works
7	July 31, 2010	IdentifierBot	added LibraryThing ID
6	April 16, 2010	bgimpertBot	Added goodreads ID.
5	April 13, 2010	Open Library Bot	Linked existing covers to the edition.
4	October 15, 2009	WorkBot	add edition to work page
3	July 22, 2009	ImportBot	Found a matching record from marc_nuls .
2	April 23, 2009	ImportBot	Found a matching record from marc_nuls .
1	April 1, 2008		Imported from Scriblio MARC record.