The U.S. Space Camp book of rockets

Revision	When	Who	Comment

10	February 28, 2022	ImportBot	import existing book
9	February 13, 2020	MARC Bot	remove fake subjects
8	June 30, 2019	MARC Bot	import existing book
7	January 13, 2019	MARC Bot	import existing book
6	July 30, 2018	DriniBot	removing erroneous .number_of_editions
5	August 25, 2011	EdwardBot	merge works
4	April 16, 2011	BorrowBot	Adding to In library
3	December 4, 2010	Open Library Bot	Added subjects from MARC records.
2	April 28, 2010	Open Library Bot	Linked existing covers to the work.
1	December 10, 2009	WorkBot	add works page