The library additionally comprises Canadian, American and European art journals and newspapers; over 50,000 art sales and auction catalogues (late 18th century to current); 40,000 documentation files on Canadian art and artists, and international contemporary artists; and multimedia, digital and microform collections. Materials may be searched on the online catalogue. The Library & Archives also produces pathfinders and bibliographies for collections research, such as the Thomson Collection Resource Guide to the large collection of works of art donated by benefactor and collector Kenneth Thomson.