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2. Heliographic copier - Wikipedia

   en.wikipedia.org/wiki/Heliographic_copier

   Architectural drawing, Canada, 1936. This is a simple process for the reproduction of any light transmitting document. Engineers and architects used to draw their designs on cartridge paper; these were then traced by hand on to tracing paper using Indian ink, which were kept to be reproduced with the cyano-copier whenever they were needed.

3. Security printing - Wikipedia

   en.wikipedia.org/wiki/Security_printing

   Security printing is the field of the printing industry that deals with the printing of items such as banknotes, cheques, passports, tamper-evident labels, security tapes, product authentication, stock certificates, postage stamps, and identity cards. The main goal of security printing is to prevent forgery, tampering, or counterfeiting.

4. Ozalid (trade mark) - Wikipedia

   en.wikipedia.org/wiki/Ozalid_(trade_mark)

   The Ozalid process is a process of printing positive images on paper from patterns on film or other translucent media. Its objective is the creation of a photogram, using chemically treated paper. A transparent film with the pattern to be printed is placed on a diazo compound coated paper. This sandwich is exposed to ultraviolet light.

5. Hot stamping - Wikipedia

   en.wikipedia.org/wiki/Hot_stamping

   Holographic foil paper includes a 3-dimensional image to provide a distinctive appearance to specific areas of a digitally printed application. Printing is often done on leather or paper. Different hot stamping machines serve different purposes, but the most common hot stamping machines are simple up-and-down presses.

6. Security hologram - Wikipedia

   en.wikipedia.org/wiki/Security_hologram

   A hologram label on a paper box for security Security holograms are labels with a hologram printed onto it for sale security reasons. It is argued by the International Hologram Manufacturers Association that holograms on security labels are difficult to forge because they are replicated from a master hologram which requires expensive ...

7. Hectograph - Wikipedia

   en.wikipedia.org/wiki/Hectograph

   Although the name "hecto-graph" implies production of 100 copies, in reality the gelatin process produced print runs of somewhere between 20 and 80 copies, depending upon the skill of the user and the quality of the original. At least eight different colors of hectographic ink were available at one time, but purple was the most popular because ...

8. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. Computer-generated holography - Wikipedia

   en.wikipedia.org/wiki/Computer-generated_holography

   It involves generating holographic interference patterns. A computer-generated hologram can be displayed on a dynamic holographic display, or it can be printed onto a mask or film using lithography. [1] When a hologram is printed onto a mask or film, it is then illuminated by a coherent light source to display the holographic images.