The advancement of learning

Revision	When	Who	Comment

6	August 25, 2022	Gustav-Landauer-Bibliothek Witten	Merge works
5	May 16, 2017	MARC Bot	merge authors
4	October 26, 2015	LeadSongDog	Edited without comment.
3	August 11, 2011	ImportBot	add ia_box_id to scanned books
2	April 20, 2011	ImportBot	Added new cover
1	April 20, 2011	ImportBot	Imported from Internet Archive item record.