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Forgotten Tools of Precise Measurement is a medium crossword puzzle with 15 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Forgotten Tools of Precise Measurement
Moderate difficulty suitable for most players
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Across
  • 2. Ancient device used to solve problems relating to time and the position of stars
  • 3. Tool adapted in acoustics to measure sound frequency (tuning fork variant)
  • 4. Generic term for an obsolete circular measuring face on various instruments
  • 5. Highly precise clock used in navigation before modern GPS
  • 11. Historical device that measures distance based on the speed of sound or light
Down
  • 1. Instrument used in navigation to measure the angle between two visible objects
  • 6. Tool formerly used to measure internal and external dimensions accurately
  • 7. Old instrument for measuring force or strain in materials
  • 8. Predecessor to the sextant, measuring angles up to 45 degrees
  • 9. Device that measures electric current by deflection of a needle
  • 10. Unit sometimes confused, but also a scale linked to precise temperature instruments
  • 12. Device designed to calculate the area of a two-dimensional shape
  • 13. Tool used historically to measure humidity in the air
  • 14. Instrument that measures atmospheric pressure
  • 15. Type of barometer without liquid, using a sealed metal box
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