8vo, white cloth, black and gilt titles, 365pp. Stated third printing. Unclipped dust jacket (7.50) with short closed tear to front panel, mild rubbing to panels. Ownership signature, toning and offsetting to front endpapers. Contents clean, binding sharp and square. Major work by the media theorist and philosopher of technology, includes his signature essay The Medium is the Message, with new preface to the third printing. A very good copy in mylar.