A crossword exploring obscure and forgotten inventions that shaped history but faded from memory.
Lost Marvels of Inventive Genius
Explore a crossword puzzle that highlights intriguing forgotten inventions and the brilliant minds behind them.
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Across
- 1. Early air cooling invention before air conditioning
- 2. Forgotten optical lantern used for projection
- 5. Device once used to detect brain waves
- 7. Hand mill used before industrial grinders
- 8. Study enabling ancient air-driven machines
- 12. Obsolete irrigation technique using water wheels
- 15. Ancient device for copying images
- 16. Ancient Persian vertical windmill
Down
- 3. Ancient double-deck warship with forgotten engineering
- 4. Human-powered machine for lifting heavy loads
- 6. Natural latex once used for electrical insulation
- 9. Early attempts of a motorized cycling device
- 10. Device for viewing motion in stop frames, once lost in history
- 11. Machine used in old rubber manufacturing
- 13. Early steam engine prototype by Hero
- 14. Artisan who crafted leather shoes and often crafted mechanisms
- 17. Old method involving machines for separating grain
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