Related Clues:
- A-train org.
- Kingston Trio hit, 1959
- Where Charlie 'may ride forever,' in song
- Underground letters
- Devilfish
- N.Y.C. trains overseer
- Charlie's endless ride, in song
- Inits. on N.Y.C. buses
- Kingston Trio hit of 1959
- 1959 hit song about 'a man named Charlie'
- Train and bus overseer, for short
- Letters on some N.Y.C. maps
- 1959 hit song set on 'a tragic and fateful day'
- Training org.?
- Urban transp. letters