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Horological Relics: Precision Tools of Time
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Special paddle-shaped lever in some escapements
  • 2. Regulator releasing energy in measured ticks
  • 3. Conical pulley compensating mainspring torque
  • 4. Metal used for precision clock parts, unalloyed
  • 6. Type of wheel with cylindrical rods as teeth
  • 8. Joining delicate metal parts with a molten filler
  • 9. Oscillating mass regulating mechanical rhythm
  • 13. Tool to measure thickness or clearance
  • 15. Tool to bore fine holes in plates or wheels
  • 16. Small gear driving a larger wheel
  • 18. Small lever for winding or setting gears
Down
  • 5. Component engaging escape wheel pallets precisely
  • 7. Interacts with escape wheel teeth delicately
  • 10. General term for brass or steel parts in clocks
  • 11. Platform struck or shaped in assembly
  • 12. Early escapement part controlling oscillations
  • 14. Tiny clock spring supporting the hairspring
  • 17. Polishing technique for smooth, reflective surfaces
  • 19. Tool for enlarging and shaping gear holes

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