Related Clues:

• N.Y.C. subway
• 1959 Kingston Trio hit
• Hit song of 1959
• Urban transit org.
• Training overseer?: Abbr.
• N.Y.C. subway overseer
• N.Y.C. subway manager
• 1959 pop/folk hit
• Kingston Trio hit
• N.Y.C. subway inits.
• Boston subway inits.
• Rail org.
• NYC's commuter org.
• Big Apple subway inits.
• 1959 hit based on the traditional folk song 'The Wreck of the Old 97'