Discover From This Page & Topic: [Discover] catalogues
[Discover] Copac academic and national library catalogue http://www.copac.ac.uk/
(catalogues libraries) 
[Discover] King's College Library http://library.kcl.ac.uk/F?RN=713308581 (catalogues libraries)
[Discover] THE BRITISH LIBRARY http://www.bl.uk/ (library reference libraries uk)
[Discover] Inner Temple Library http://www.innertemplelibrary.org.uk/welcome.htm (catalogues libraries innertemple professions)