Five economic challenges

Revision	When	Who	Comment

16	December 14, 2023	MARC Bot	import existing book
15	December 8, 2022	MARC Bot	import existing book
14	October 21, 2020	MARC Bot	import existing book
13	May 13, 2019	MARC Bot	import existing book
12	November 15, 2018	MARC Bot	import existing book
11	August 12, 2011	ImportBot	add ia_box_id to scanned books
10	August 5, 2011	ImportBot	import new book
9	February 27, 2011	ImportBot	Added new cover
8	February 27, 2011	ImportBot	Found a matching record from harvard_bibliographic_metadata .
7	August 3, 2010	IdentifierBot	added LibraryThing ID
6	April 16, 2010	bgimpertBot	Added goodreads ID.
5	April 14, 2010	Open Library Bot	Linked existing covers to the edition.
4	December 14, 2009	WorkBot	link works
3	December 14, 2009	WorkBot	link works
2	October 5, 2009	ImportBot	Found a matching record from harvard_bibliographic_metadata .
1	April 1, 2008		Imported from Scriblio MARC record.