Library of Congress subject headings

Revision	When	Who	Comment

16	December 20, 2023	ImportBot	import existing book
15	June 17, 2023	ImportBot	import existing book
14	January 3, 2023	MARC Bot	import existing book
13	September 16, 2021	ImportBot	import existing book
12	August 27, 2020	ImportBot	import existing book
11	February 14, 2020	MARC Bot	remove fake subjects
10	November 18, 2019	ImportBot	import existing book
9	November 23, 2012	Anand Chitipothu	Reverted spam
8	November 23, 2012	188.190.126.71	Edited without comment.
7	February 9, 2011	EdwardBot	add lending subjects
6	January 21, 2011	ImportBot	add subjects from new record
5	December 3, 2010	Open Library Bot	Added subjects from MARC records.
4	May 5, 2010	ImportBot	add scanned books from the Internet Archive
3	April 28, 2010	Open Library Bot	Linked existing covers to the work.
2	January 30, 2010	WorkBot	add more information to works
1	December 7, 2009	WorkBot	new work