• Ethel Edwards, Dam - Arizona, 1971
    Dam - Arizona, 1971
  • Ethel Edwards, Big Thompson #1, Four Drawings (a), 1970
    Big Thompson #1, Four Drawings (a), 1970
  • Ethel Edwards, Big Thompson #1, Four Drawings (b), 1970
    Big Thompson #1, Four Drawings (b), 1970
  • Ethel Edwards, Big Thompson #1, Four Drawings (c), 1970
    Big Thompson #1, Four Drawings (c), 1970
  • Ethel Edwards, Big Thompson #1, Four Drawings (d), 1970
    Big Thompson #1, Four Drawings (d), 1970
  • Ethel Edwards, Big Thompson #3, 1970
    Big Thompson #3, 1970