. "Capt Don Walsh" . . . . . . . . . . . . . . . . . . . . . . . . . . . "Don Walsh" . . . . . . . . . . . . . . . . . "Donald Walsh" . . . . . . . . . . . . . . . "Walsh, Don" . . . . . . "Commander Don Walsh, USN" . . . . . . "1931-11-02" . . . "1931" . "Don Walsh" . "Don Walsh, Ph.D." . .