See Article History Papermaking, formation of a matted or felted sheet, usually of cellulose fibres, from water suspension on a wire screen.
A real success story and a great gift idea! Make your dreams come true! For a long time now you have been dreaming of being able to check all of your stamps for watermarks in a simple way, quickly, precisely, and without endangering your stamps.
This is no longer a dream. The units are worth far more than what they cost. One single newly discovered watermark or a newly identified watermark variation can make up, several times over, for the money spent to buy a SAFE Signoscope. Watermark or no watermark, falling or rising. Well, let's get out the watermark fluid No, not any more!
The "steamboat age" is past. From now on you will check for watermarks simply and precisely and without taking any chances of damaging your expensive stamps. You suddenly discover treasures you did not know you had! The difference could be in the thousands of dollars. It is so simple, and it works so quickly.
You simply place your stamp into your Signoscope. If there is a watermark, it will show, even on yellow or orange stamps. Take your time studying its fascinating contrasts and its many details.
You will discover watermarks which you would have been unable to detect with "yesterday's" methods. Learn to distinguish paper irregularities, repairs, grills, hinge marks, added margins, etc. Are there any hidden treasures in your collection?
Maintenance free For stamps up to size 2" x 2" Operates on 5 "AA" 1.A watermark is an identifying image or pattern in paper that appears as various shades of lightness/darkness when viewed by transmitted light (or when viewed by reflected light, atop a dark background), caused by thickness or density variations in the paper.
Find everything you need to know about watermarked papers. Discover Neenah Paper products that have watermarks that provide security and authenticity. A watermark is an identifying image or pattern in paper that appears as various shades of lightness/darkness when viewed by transmitted light (or when viewed by reflected light, atop a dark background), caused by thickness or density variations in the paper.
Watermarks have been used on postage stamps, currency, and other government documents to discourage counterfeiting.
By the s, though, paper with unique American watermarks had found their way into the hands of the most famous scientists and politicians, such as John Quincy Adams and Thomas Jefferson. Sadly, with the advent of large scale paper manufacturing at the end of the 19th century, the ancient craft of making paper by hand nearly came to an end .
In re: Lisa Duncan’s query of 05/04/ I too am looking for more information about Van Gelder Zonen paper. I am a book conservator, and I am examining a book printed on Van Gelder Zonen paper, which has the same watermarks shown in Ms.
Duncan’s photos. This website is about paper, paper study, and paper history. It provides various resources in the following areas: historical research of paper in Europe, expertise for paper documents, measurement of structural characteristics of paper, support for the creation of new paper databases, introduction into digital paper studies.