Questions:
1) What was baseball player Ty Cobb's jersey number?
2) On this date in 1919, the Treaty of Versailles was signed. What did that document accomplish?
3) Who was the founder of the company that experimented with flash freezing in order to preserve food while using minimal ice crystals?
4) Who was the first to design and build a mechanical ventilating fan?
Answers:
1) Trick question! There weren't any numbers on players' jerseys until the 1930s.
2) It effectively ended World War I.
3) Clarence Birdseye.
4) Leonardo da Vinci
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