The Great Days of Sunderland should be compulsory reading for every Black Cats fan. After a grim few years, it's important to remember that things were once very different for the club. David Potter transports us back to Sunderland's past glories - from the 'team of all the talents' that dominated English football in the 1890s, to the side that almost won the double in 1913, the great team of the 1930s that challenged the riches of Arsenal and the...