Patent Model - Process of Making Safety-Paper

Maker and role
Albert Schlumberger (French), Patentee
Production date
Feb 14 1893
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Object detail

Paper, ink
23 1/4 x 19 1/2 x 1 1/4" (59.1 x 49.5 x 3.2cm)
Schlumberger's patent "relates to a process of producing safety paper, which consists in providing so-called splash paper with marks similar in appearance to water-marks either colored on a white ground or white upon a colored ground. Papers with marks thus produced are particularly adapted for checks, bank-notes, stock-certificates and bonds." (Patent Number 491,858)
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