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by Mustafa Umut Sarac Published on 08-10-2014 10:45 AM
You can download full patent from google patents , I copied the most important parts.

DYE COLOR INDEX NUMBER Pontamine Fast Red 8 BLX 28160...
by Mustafa Umut Sarac Published on 08-07-2014 07:45 AM

Here is an excellent article on all techniques of enamel photography and its pdf....
by Mustafa Umut Sarac Published on 06-07-2014 01:27 PM
A treatise on heliochromy: or, The production of pictures, by means of light, in natural colors. Embracing a full, plain, and unreserved description.....
by Mustafa Umut Sarac Published on 05-30-2014 05:54 AM
At medieval times, different artist groups which branches from sculptures to book binders to painters to furniture makers to wall panel makers used...
by Mustafa Umut Sarac Published on 12-14-2013 03:39 AM
krasnyj 1090Y80R
oranževyj 0090Y40R
žëltyj 0080Y
zelënyj 2070G10Y
sinij 3060R80B
‘dark blue’
by Mustafa Umut Sarac Published on 06-23-2013 06:29 AM
I contacted with Professor Lavedrine and asked a Autochrome Screen Scan to put on computer and his reaction to my idea which is using panchromatic...
by Dwane Published on 10-05-2008 10:36 AM
Gum-silver Process

Adapted from an entry in the Scientific American Cyclopedia of Formulas, 1932

Solution No. 1 : Dissolve 50 grams of gum...

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