The calculus of variations

Revision	When	Who	Comment

14	September 28, 2020	MARC Bot	import existing book
13	March 21, 2020	ImportBot	import existing book
12	November 16, 2018	MARC Bot	import existing book
11	February 16, 2018	LeadSongDog	Edited without comment.
10	October 4, 2011	ImportBot	import new book
9	September 3, 2011	ImportBot	add Internet Archive box ID
8	August 11, 2011	ImportBot	import new book
7	August 5, 2011	ImportBot	import new book
6	July 26, 2011	ImportBot	import new book
5	December 14, 2009	WorkBot	link works
4	June 19, 2009	EdwardBot	fix broken author (step 2)
3	June 19, 2009	EdwardBot	fix broken author (step 1)
2	June 4, 2009	ImportBot	Found a matching record from Library of Congress .
1	April 1, 2008		Imported from Scriblio MARC record.