Esoteric Antiquities of Vintage Gizmos
Challenging puzzle for experienced crossword solvers
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Across
- 1. Edison's cylinder-spinning contraption capturing sound's first analog imprint
- 2. Obsolete blueprint process using light-sensitive chemical reactions on paper
- 3. Rare vintage mechanical toy brand known for its clockwork intricacy and charm
- 4. Microscopic film vital for early photographic plate sensitivity
Down
- 5. Historical device transmitting handwriting over telegraph lines, precursor to fax
- 6. Nautical angle-measurer often eclipsed by telescopes, yet irreplaceable at sea
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