Paper and Watermarks : Page 169
Both laid and wove paper are, of course, actuallywatermarked paper for the laid lines or the even texturewe see, when holding the paper before a light, is theresult of the surface of the Dandy Roll being pressedinto the wet pulp. However, watermarks are actually anadded device. Small bits of metal, called "bits," arestamped out in required design and soldered or wiredto the surface of the Dandy Roll. This can, and often is,done on either a wove or a laid-surface dandy roll. Butwhether on wove or laid paper, if there be a watermarkeddevice, collectors refer to the paper as "watermarked."
There are then four distinctive descriptions used by col-lectors in describing the paper upon which stamps areprinted: