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Arcane Instruments of Antiquated Measures is a hard crossword puzzle with 13 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Arcane Instruments of Antiquated Measures
Challenging puzzle for experienced crossword solvers
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Across
  • 2. Celestial analog computer for ancient positional reckoning
  • 3. Arcane angular device, predecessor to modern navigational tools
  • 6. Reckoning distance by mechanical means in ancient chariot wheels
  • 7. Obsolete leveling tool, precursor to modern optical instruments
  • 9. Ancient weight measuring unit, famously debated by historians
  • 12. Pivoted pointer on surveying instruments, archaic sighting device
Down
  • 1. Roman surveyor’s cross-frame for right angle precision
  • 4. Instrument tracing curves to compute area, arcane geometry aid
  • 5. Ancient weight-based measuring tool with decimal subdivisions
  • 8. Medieval measure for coal, but also an obsolete weight
  • 10. Graduated scale enabling fine measurement, yet eclipsed by digital
  • 11. One-quarter circle device for altitude estimation in navigation
  • 13. Gunter’s 66-foot surveyor’s length, now eclipsed by laser tech
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