Ray Bradbury commented positively on Bok 's work in a letter in the August 1940 Astonishing .
Bok subsequently illustrated a story of Ray Bradbury 's in the April 1943 issue .
Ray Bradbury commented positively on Bok 's work in a letter in the August 1940 Astonishing , and Bok subsequently illustrated a story of Bradbury 's in the April 1943 issue .