CrosswordMint
Celestial Instruments of Oceanic Voyages
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Scale aiding calculations for courses before pocket calculators existed
  • 2. One-fourth circle tool for celestial angles, pivotal in navigation
  • 4. Ancient device that measures star altitude to chart the seas discreetly
  • 5. Less common term for early navigational instrument focusing on meridian altitude
  • 9. Not a tool but crucial in securing the foresail, aiding steering
  • 10. Mirror ingeniously reflecting the sun’s path to enable maritime measurements
  • 13. Meticulous plotting of courses on primitive maps of vast unknowns
  • 15. Magnet’s faithful pointer guiding fleets with iron-clad precision
Down
  • 3. Instrument measuring angular distance over the ocean’s horizon slice
  • 6. Early device measuring the altitude of celestial bodies by arm’s length
  • 7. Device using stars—night’s compass—to find direction in darkness
  • 8. Term for a simple angular measuring device in Indonesian maritime tradition
  • 11. Naturally magnetic mineral once key in orienting mariners' path
  • 12. Simple sighting tool on deck measuring angles to celestial bodies
  • 14. Star that never wavers, ancient navigators’ northern lodestar
  • 16. Tracking tool benchmarking sunlight to gauge ship’s longitudinal pace
  • 17. Someone skilled in reading the stars and charts on oceanic quests
  • 18. Name linked to fine-tuning tools used to perceive magnetic fields on ships
  • 19. A spherical reference aiding ancient seafarers in mental mapping

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