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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