Find me

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Across
  1. 1. Level of a building
  2. 5. Arithmetic value
  3. 6. Formally support
  4. 7. Half century
  5. 8. place where scientists work
Down
  1. 2. Virginia Woolf's "A ____of One's Own"
  2. 3. Xbox ____
  3. 4. Wonders of the world
  4. 6. practical competency to be acquired