55 - 1950s Science & Technology

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Across
  1. 2. – First artificial satellite
  2. 4. – Polio vaccine developer
  3. 6. – Soviet launch site
  4. 7. – Soviet space program
  5. 8. – Small electronic component
  6. 10. – Polio prevention breakthrough
  7. 12. – U.S. satellite program
  8. 14. – U.S. President during Sputnik launch
  9. 15. – Soviet moon probe program
Down
  1. 1. – Result of vaccination
  2. 3. – Dominant 1950s home entertainment
  3. 5. – Early TV recording method
  4. 9. – U.S. lunar probe program
  5. 11. – TV's early cathode ray tube
  6. 13. – Control device for televisions