The telltale signs of machine-generated signatures, from uniform pressure to identical baseline stops.
The Library
How to document, trace, and verify the chain of custody for high-value items.
Our proprietary 1-10 grading system explained.
Sharpie vs. Ballpoint vs. Fountain. Which inks last and which degrade.
Archival storage techniques to protect autographs from UV damage.
How forgers use modern technology to fake signatures.