For the first time since 1958 an English writer has produced a book for the UK security market. Entitled 'The Encyclopaedia for Locksmiths' the book contains over 250 pages of definitions, clear diagrams and helpful information. Intended for all level of skill the book sets definitions on many aspects of the security industry, Locks, Alarms, Access control and much more. The diagrams have been specially drawn for the book.

High-Security Mechanical Locks comprehensively surveys and explains the highly technical area of high security locks in a way that is accessible to a wide audience. Well over 100 different locks are presented, organized into 6 basic types. Each chapter introduces the necessary concepts in a historical perspective and further categorizes the locks. This is followed by detailed 'how it works' descriptions with many pictures, diagrams and references. The descriptions are based on actual dissections of the real locks.The scope is limited to key operated mechanical locks, thus keyless combination locks and digital locks are not covered. The book does not deal with routine locksmithing topics such as installation and servicing of locks. The sensitive area of picking and bypassing of locks is dealt with only at a high level without giving detailed information that would be unacceptable in the wrong hands.* Comprehensive coverage of over 100 different types of 19th and 20th century key-operated locks, unified in a simple classification scheme* Detailed operating principles - clear 'how it works' descriptions* Manipulation resistance rating for each lock on a scale of 1 to 5

Compiled and written by two of the industry's leading educators on GSA approved security equipment. "GSA Container Identification" contains approximately 100 pages of information on GSA approved security containers and vault doors. This full color book is packed with information on all types of GSA approved containers including tips on how to tell one manufacturer's products from the others, and identify products often mistaken for GSA approved products that are not. The more than 50 year history of GSA containers has brought many changes in specifications and designs. The authors have worked diligently to research these changes and make this the most accurate, up to date reference on GSA approved containers and vault doors available.