From the Book - [Library ed.].
Case of the document changer
Learning the secrets of document forgery
Case #1. the case of the president's signature
Case #2. the case of the deadly message label
Case #3. the case of the implicating impression
Case #4. the case of the signature that was not real
Case #5. the case of the Windsor note
Case #6. the case of the questioned photocopy
Case #7. the case of the paper crease
Case #8. the case of the misdirected tax payment
Case #9 the case of the wizard and his pen
Case #10. the case of the questioned page
