Wilhelm Rontgen

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Across
  1. 2. How many children did he adopt
  2. 4. Nobel category he won
  3. 5. Where Wilhelm graduated from
  4. 6. What’s the first name of his adopted daughter
  5. 8. What do X-Rays see
  6. 9. What’s the name of his first invention
Down
  1. 1. Place of Roentgen's birth
  2. 3. Who discovered X-Rays
  3. 7. What's the first name of his wife