The design of the UNIX operating system

Revision	When	Who	Comment

14	December 19, 2023	ImportBot	import existing book
13	August 8, 2023	andjo	Copyright year, hardcover and first sentence.
12	November 5, 2020	MARC Bot	import existing book
11	August 18, 2020	ImportBot	import existing book
10	July 28, 2014	ImportBot	import new book
9	August 11, 2011	ImportBot	add ia_box_id to scanned books
8	July 31, 2010	IdentifierBot	added LibraryThing ID
7	May 5, 2010	ImportBot	add scanned books from the Internet Archive
6	April 16, 2010	bgimpertBot	Added goodreads ID.
5	April 13, 2010	Open Library Bot	Linked existing covers to the edition.
4	December 12, 2009	WorkBot	link works
3	October 8, 2009	ImportBot	Found a matching record from ISBNdb .
2	May 14, 2009	ImportBot	Found a matching record from ISBNdb .
1	April 1, 2008		Imported from Scriblio MARC record.