Merril-approved 1959 stories: Davidson, Davis, De Vet & Dickson

The last time we mined stories from the Honorable Mentions list at the back end of Judith Merril's Year's Best SF: Fifth Annual Edition , we read stories by four people whose names began with "C" and with whose work I was not very familiar. Today we've got some Merril-approved "D"s and two of them are pretty famous writers whose work I have read, Avram Davidson and Gordon Dickson , while two of…