What is associated with: 1937 animated film whose characters include the magic mirror happy?

What is associated with: 1937 a sudden understanding a pity mixed with horror welled up in bilbos heart? What is associated with: 1937 1940? What is associated with: 1937 a biography concerning alfred dreyfus defender? What is associated with: 1937 and daniel webster? What is associated with: 1937 either hes dead or my watch has stopped? What is associated with: 1937 entering a mostly male domain conchita cintron begins her career as one of these in mexic… What is associated with: 1937 ferris bilbos day off? What is associated with: 1937 film whose 1954 1976 musical remakes each produced soundtracks that hit no 1?