cover art by (frank) kelly freas (reported signed "kf", credited)
b+w frontispiece by jack gaughan (signed with his "jg" monogram)
cover price 60¢
256pp. including 2 x titles, indica etc, advertising pp. in-between the "double"'s halves
#1: "planetary agent x" (1965), q.v. for full series listing and links
doubled with "the age of ruin" john m. faucette (1968), q.v.