Da: Gyre & Gimble, Holden, ME, U.S.A.
Prima edizione
Hardcover. Condizione: Very Good. Condizione sovraccoperta: Very Good. Stated First Edition. Brown paper-covered boards with black backstrip and silver lettering. Hint of bump to head of spine and tips of upper corners. Text is clean and white, no marks. Unclipped DJ shows light rubbing to front edges. "A fascinating and hugely original book that explains how a vexing technical puzzle was solved, making possible some of the most exquisite music ever written." (from the jacket).