3: Sign that changes the pitch of a note
9: Like someone who's gone off the deep end
11: Not having enough carbonation
23: Answering-machine sound
38: 'To Renew America' writer Gingrich
40: They're often etched in stone
42: Like Zero in 'Beetle Bailey'
50: Indy 500 and Daytona 500
59: Application form blank