What does acid free mean?
A term used to describe a particular type of paper or mat board...
Methylcellulose
A substance derived from plants used as a archival quality paper adhesive or an emulsifier in...
Vellum
A surface historically used for writing and painting on, traditionally it was made from baby cows...
What is a Watermark?
An identifying mark on paper that is very faint and often unnoticeable, they are used for...
Alum
A chemical compound that forms part of the binding materials used for many types of paper...