Great sleuthing and an interesting printing process!
Mark
On 2/28/2014 4:46 PM, steve harley wrote:
on 2014-02-28 14:03 David Mann wrote
I might be getting somewhere...
http://en.wikipedia.org/wiki/Paget_process
yes, that is close; i found some samples of the Paget pattern, and it
appears somewhat different from your slide, e.g.:
<http://www.awm.gov.au/exhibitions/captured/colour/paget.asp>
a bit of digging led me to Dufaycolor, whose pattern matches exactly,
and which was in use later in the century (though 1951 still seems
late); it was used for motion pictures too; from the name you'll find
several references, but this was particularly instructive:
<http://zauberklang.ch/filmcolors/timeline-entry/1257/>
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