Los Angeles:: Security World Publishing Co.,, 1973.. 8vo. 385 pp. Corners bumped. Light soil to endpapers. Interior clean and tight. Dj foxed, sl. soiled, nicked, rubbed. Business security systems and equipment; corporate theft prevention; surveillance equipment; methods of burglary; safes; defense against electronic systems tampering; more. First edition. Very Good in Very Good- dj.