Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 145,275 pages of information and 230,730 images on early companies, their products and the people who designed and built them.
1867 Company founded: Craven Brothers and Co
1891 Became Cravens.
Descriptions and illustrations of many Craven Brothers and Co railway breakdown cranes may be found in 'Railway Breakdown Cranes' by Peter Tatlow.
In addition to Peter Tatlow's book Volume 1 there is also - Volume 2 Published January 1st 2013 by Noodle Books ISBN 1906419973 (ISBN13: 9781906419974) - (Shortly to be published Volume 3 which will be on Railway Steam Cranes as apposed to Breakdown Cranes.)
Also:- Railway Steam Cranes - Brownlie John S. ISBN 10: 0950296503 / ISBN 13: 9780950296500 Published privately by John S. Brownlie, Glasgow, 1973