Hardback. The author sets out, even at the time of publication in 1973, the genuinely alarming threats represented by the computer and its parasitic electronic criminals. Chapter headings include : Fraud by Numbers; Schneider's 'Perfect Crime'; The Card-carrying Mafia; A Bomb at Courant; Sabotage and the Loner; Menace at Work; Was Ward Guilty?; Keys to the Safe; The Watchdogs; All-out War. With Index. 221pp. 8vo. h/back. Nr. F. in Vg. dw. A tad musty.