A crossword exploring obscure and forgotten inventions that shaped history but faded from memory.
Lost Marvels of Ingenuity
A crossword exploring rare and forgotten inventions that shaped history but faded into obscurity.
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Across
- 1. Ancient camera-like device capturing panoramic views
- 2. Relating to early gyroscope inventions for navigation
- 5. Early device transmitting handwritten messages over wires
- 8. Obscure duplication machine predating modern mimeographs
- 10. Instrument once used to record tree growth patterns
- 14. Ancient lantern-like tool designed to signal ships
Down
- 3. Obsolete chemical compound used in early medicines and sensors
- 4. Invention used for explosives but highly unstable historically
- 6. Term for early fixed-wing aircraft pre-dating modern planes
- 7. Musical instrument that produces sound using flames
- 9. An aerodynamic invention producing stable smoke rings or air vortices
- 11. Device that measured distances by sending sound pulses underwater
- 12. Instrument used in the past for detecting wind direction
- 13. Device designed for underwater communication in early diving
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