Assignment in Eternity (1953), Signet D2587, 1964 (Second Printing). Artist unknown. [More info on ISFDB]
Two paperbacks by Robert A. Heinlein (1907–1988), “the dean of space fiction”, reissued in 1964 by Signet Books. Both books feature Inserat-Grotesk for the title, set in big lowercase letters and with one word per line. The title type clasps around the synopsis in News Gothic. The author’s name is added on the left, set in a rotated line of Ludlow’s Stencil.
Beyond This Horizon (1942), Signet D2539, 1964. Cover art by Sandy Kossin. [More info on ISFDB]