Triangle by Isaac Asimov. Vintage hardcover book with original dust jacket. Book includes three full novels: The Currents of Space/Pebble in the Sky/The Stars Like Dust. Published in 1951 by Doubleday Science Fiction. Book was previously a library book at Fort Jackson Military Base. Item has definite wear and discoloration from aging. Dust jacket has evident damage at the top from improper storage. The pages have staining throughout. Recommended as a collector's item.