Related Clues:

• Box-office purchase
• See 4 Down
• Contractor's estimate
• Stock ___
• Bartlett's entry
• Buy one for admittance
• Coupon, admission voucher
• Recommendation to a potential employer
• Printed receipt that gives holder rights, as to travel
• Slip showing payment of fee or fare
• Allusion
• Tag showing payment of fee
• Piece of paper to gain entry
• Passage, from a book say
• Slip showing payment of entrance fee