Robert Silverberg, Nightwings. First complete edition, Avon V2303, 1969, cover artist unknown.
Another street vendor sci-fi paperback. “A slender girl who soars on luminescent wings holds the key to Earth’s freedom.”

Robert Silverberg, Nightwings. First complete edition, Avon V2303, 1969, cover artist unknown.

Another street vendor sci-fi paperback. “A slender girl who soars on luminescent wings holds the key to Earth’s freedom.”