Memories from SIXTY+ years ago

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Across
  1. 4. signature song of Johnny Mathis
  2. 6. A&W
  3. 8. pretty nice trip
  4. 12. in the Black Hills region of South Dakota
  5. 13. from an ocean wave
  6. 14. lover's paradise - spot on the sand
  7. 16. romantic musical film
  8. 19. cruising the avenue
  9. 20. community centre for dancing, bingo, banquets
  10. 22. king of rock and roll
  11. 23. time-honored tradition worn around neck
Down
  1. 1. another name for Historic Route 66
  2. 2. make your relationship public, official, and permanent
  3. 3. French version of loggia - theater mezzanine or balcony
  4. 5. military press a shirt
  5. 7. 2-door
  6. 9. chivalrous man who comes to the rescue of a woman in a difficult situation
  7. 10. coin-operated machine
  8. 11. sunny, cheerful, optimistic
  9. 15. intercontinental Ballistic Missile
  10. 17. fast, lively Central European dance
  11. 18. pink die-cut tissue décor
  12. 21. well-known Air Force installation in Texas