Cover art credits confirmed from Julius Schwartz's editorial records, provided by DC Comics; original indexer credited the inks to Dick Giordano.
Page one mis-quotes Bob Dylan's Desolation Row: "At night the superhuman crew...arrest eveyone who knows more than they do."
Best of DC #20 corrects the line: "Now at midnight the agents and the superhuman crew...come out and round up everyone...that knows more than they do." The message came through anyway.
Letters from Charles L. Casner, Scott Gibson and Frank C. Verzyl.