A Colorful Mystery Is Solved

I wish I could say I’m a great researcher with the power to conjure specific answers from the depths of the historical record with pinpoint accuracy. But the truth is most of the time I learn things because I’m galloping through some old book like a bull in a china shop, usually looking for something else, and find things by accident.

For a long time I’ve been hunting for more information on the "Colorgraph," which I’ve written about here on December 8, 2011 and October 21, 2012 (see https://leadheadpencils.blogspot.com/2011/12/this-one-reallly-puts-color-in.html and https://leadheadpencils.blogspot.com/2012/10/adding-both-color-and-texture.html):

To learn more, this full article is included in The Leadhead's Pencil Blog Volume 2, available at Amazon, Barnes & Noble and everywhere else you buy books, or you can order a copy signed by yours truly through the Legendary Lead Company HERE.