Kingston Trio song that inspired the Boston subway's CharlieCard

Let's find possible answers to "Kingston Trio song that inspired the Boston subway's CharlieCard" crossword clue. First of all, we will look for a few extra hints for this entry: Kingston Trio song that inspired the Boston subway's CharlieCard. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.