Unknown printing. Not the same as the d1880 issue.
Probable Standard Book Number: 449-01880-050.
Copyright 1959-1961 by the New York Herald Tribune, Inc.
Fawcett is listed as a member of American Book Publisher Council.
Has no B.C. books for sale in this version.
This version still has older medal-looking Gold Medal icon, and not later modern one, so date a guess based on that and the change in the issue number from lower to upper case D.