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by Mustafa Umut Sarac Published on 12-14-2013 03:39 AM
krasnyj 1090Y80R
‘red’
oranževyj 0090Y40R
‘orange’
žëltyj 0080Y
‘yellow’
zelënyj 2070G10Y
‘green’
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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