🚦🔵 Discovery/Invention Discoverer/Inventor 🔵🚦
🔮 Printing Press Johannes Gutenberg (German)
🔮 Barometer Evangelista Torricelli (Italian)
🔮 Steam Engine Thomas Newcomen (British)
🔮 Bifocal Lens Benjamin Franklin
🔮 Electric Battery Alessandro Volta (Italian)
🔮 Electric Motor Michael Faraday (British)
🔮 Telegraph Samuel Morse (American)
🔮 Machine Gun Richard Jordan Gatling (American)
🔮 Dynamite Alfred Bernhard Nobel (Swedish)
🔮 Telephone Alexander Graham Bell (Scottish)
🔮 X-Ray Wilhelm Conrad Röntgen (German)
🔮 Radio Guglielmo Marconi (Italian)
🔮 Air Brake George Westinghouse (American)
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