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Across
  1. 4. Small card sent while traveling
  2. 7. Portable music player worn on the belt
  3. 8. Coins paid for public transport before digital cards
  4. 11. Short message sent by telegraph service
  5. 12. Early computer storage disk
  6. 13. Person who delivered milk to your home
  7. 14. Ribbon used to make letters appear on paper
  8. 16. Device used to listen before streaming
  9. 17. Old-fashioned roadside restaurant
  10. 18. Magnetic tape used for music albums
  11. 19. Music-playing machine found in old diners
Down
  1. 1. Instant photo camera developing pictures on the spot
  2. 2. Large portable stereo often carried on the shoulder
  3. 3. Phone you dialed by turning a circular wheel
  4. 5. Beeping device used to send short alerts
  5. 6. Camera that needed rolls of film
  6. 9. Pen filled with ink, used before ballpoints
  7. 10. Traveling fair with games and rides
  8. 11. Machine used for writing before computers
  9. 15. Vinyl disc played on a turntable