Livro usado antigo, em bom estado de conservação, leve ondulação na estrutura do livro, levíssima sujidade no corte, levíssimos desgastes nas bordas, levíssimos desgastes nas quinas, leves desgastes na lombada, miolo perfeito. 28 x 22 cm, 237 pág., brochura. I would like to point out that this society, and most likely the whole world, is a bit on the corrupt side and these ideas and techniques (and other similar ones) are being employed all the time for one nefarious purpose or another, and whether the people in power sanction it or not, it usually winds up in some vaguely immoral or illegal plot. Now we’ve all got it, I don’t know if that is good, looking as what a mess that people generally make of things given the opportunity. The Responsibility is yours. Contents: 1. Electronic Surveillance; 2. Telephone Surveillance; 3. General Detective; 4. Private Espionage; 5. Locks, and the Opening Thereof; 6. Premise and Safe Attack; 7. Weaponry; 8. Optics; 9. Files, Files, and Gettin