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Across 5. Jonas Salk was the inventor of this vaccine 6. Johan Edvard Lundstrom created this using non-poisonous red phosphorus (2 Words) 7. Inventor of the pocket calculator (2 Words) 9. Used to extinguish fires and invented by George William Manby (2 Words) 10. This very short skirt was invented by Mary Quant (2 Words) 12. Invented by 3M engineer Richard G. Drew (2 Words) 13. Was the inventor of Post-it Notes (2 Words) 14. This breakfast food with a hole in the middle was invented by Hanson Crockett Gregory 15. Philip B. Downing invented this for the mailman to put letters in

Down 1. He invented the elevator (2 Words) 2. Carrier created this to cool us down (2 Words) 3. In 1891 he invented Basketball (2 Words) 4. Animal scientist who created livestock handling facilities (2 Words) 8. he invented the shotgun (2 Words) 11. Gumpei Yokoi created this hand held game (2 Words) 16. Godtfred Kirk Christiansen created this plastic toy