WORLD OF PTAVVS by Larry Niven. New York: Ballantine Books, (1966). First edition, first printing, paperback original. "First edition August 1966" statement to the copyright page. SIGNED by the multi-Hugo and Nebula award-winning author to the title page. Niven's first book publication and debut novel earned the Nebula Award's First Ballot, and involves time distortion, mind control, telepathy, alien invasion, interplanetary travel, Pluto, and Earth. Very tight, square, and unread in glossy (with a lovely fresh gloss patina) in stiff-card wraps with front cover art by Norman Adams, a faint, minor surface scratch, hairline impression to the rear cover, thus very nearly fine; original printed code U2328 and .50c price still intact to the front cover. Beautifully preserved SIGNED Paperback original. PLEASE VIEW OUR STORE FOR MORE GREAT COLLECTIBLE PAPERBACK BOOKS THANKS!