Quote Originally Posted by holmburgers View Post
Also, just noticed this reference,

"L. Lemaire (British Journal of Photography, Vol. 58 (1911), p. 969) made a study of the chemistry of the dyes which were suitable for the pinatype process."

Need to find this one too...
If you can't find it, I should be able to get a copy from the George Eastman House Museum Library.