The defeat of the German U-boats

Revision	When	Who	Comment

11	November 17, 2020	MARC Bot	import existing book
10	May 19, 2019	MARC Bot	import existing book
9	July 12, 2017	ImportBot	import new book
8	July 31, 2010	IdentifierBot	added LibraryThing ID
7	April 16, 2010	bgimpertBot	Added goodreads ID.
6	April 13, 2010	Open Library Bot	Linked existing covers to the edition.
5	December 11, 2009	WorkBot	link works
4	June 18, 2009	EdwardBot	fix broken author (step 2)
3	June 18, 2009	EdwardBot	fix broken author (step 1)
2	June 8, 2009	ImportBot	Found a matching record from Library of Congress .
1	April 1, 2008		Imported from Scriblio MARC record.