famous women (last name)

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Across
  1. 4. discovered polonium and radium
  2. 6. Supreme Court, "when there are nine"
  3. 7. flew around the world
  4. 8. refused on a bus
Down
  1. 1. guide lewis and clark
  2. 2. first women in space
  3. 3. emmy winning talk show
  4. 5. amazing paintings in mexico