Books by CRB Research
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The "top secret" registry of U.S. Government radio frequencies
Publisher: CRB Research
Format: Paperback, 0 pages
Covert Techniques for Intercepting Communications
Author(s): Smith, Winston
ISBN-13: 9780939780099
National Eight Hundred-Nine Hundred Telephone Service Code Book
Author(s): Sperry, Kenneth
ISBN-13: 9780939780150