The Broadway Musical Home: 42nd Street - Production information; synopsis; list of musical numbers; links to merchandise and lyrics; and rights holders. - http://www.broadwaymusicalhome.com/shows/42nd.htm
Moonstruck Drama Bookstore: 42nd Street - Brief history and synopsis of the musical by Harry Warren, Al Dubin, Michael Stewart and Mark Bramble, plus links to cast albums, sheet music, and videos. - http://www.imagi-nation.com/moonstruck/albm72.html