LISWiki will be closing, due to lack of participation, on July 1, 2019. |
Watermark
From LISWiki
(Redirected from Watermarks)
A faintly translucent papermaker's mark which can be seen in the center of one half of a sheet of good quality paper by holding it up to the light. Changes in design are used to identify and date the source of production. Synonymous with papermark.