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Antique Instruments of Ancient Measurement
Moderate difficulty suitable for most players
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Across
  • 1. Device that measures altitude by boiling point changes
  • 2. Early calculating scale used in land surveying
  • 3. Carpentry measuring tool historically used also for angle marking
  • 5. Ancient device used to measure celestial positions
  • 7. Simple instrument to establish vertical reference lines
  • 8. Obsolete device used for measuring liquid volumes by drum rotations
  • 10. Early leveling instrument for measuring height differences
  • 11. Unit and device for land measuring, commonly used in surveying
  • 13. Instrument for estimating distance traveled by a vehicle or foot
  • 15. Medieval water clock used for time measurement
  • 17. Obscure old mechanical counter for measurement
  • 18. Ancient surveying technique involving a graduated rod
Down
  • 4. Ancient measuring instrument for distances using ball throws
  • 6. Historical device to measure rotational force or torque
  • 9. Tool used for measuring internal and external dimensions, now mostly replaced
  • 12. Ancient unit of length based on the forearm
  • 14. Medieval device used to measure temperature changes
  • 16. Old navigational tool for measuring angles up to 90 degrees
  • 19. Instrument for measuring angular distance between objects, used in navigation
  • 20. Roman tool for surveying straight lines and right angles

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