Related Clues:
- Bus fares
- They're added to bills
- Uber patrons
- Qualifications for those working on The Curragh
- Horse travellers
- Cattle drive figures
- Bill tack-ons
- Contractual addenda for travellers
- Zane Grey posse
- Riders seem to get excited when gathered by huntsman's instrument
- Qualifications of those working on The Curragh
- Lyft patrons
- Riders (an apocalyptic quartet?)
- Quartet in Revelation
- Persons on horseback