The Archivio Comunale contains documents on watermarked paper of local manufacture going back to the 13th century.
All work is for sale, all images are digitally watermarked for copyright.
It was generally watermarked with the year of manufacture.
Drawing of one-half of an 1828 William Warren mould-cover for making watermarked paper for 200,000 reis banknotes for the independent Empire of Brazil.
You may not use watermarked images in any final products for distribution in printed or electronic form.
