Recent content by LibbyPScott

I think I figured one of my problems out.... I was using 40% citric acid in my 1st dev bath.... not 10%. It's looking WAY better- and even have a true white!!

You are quite right! I'm off to Yosemite in April for a plat/gum class. Hopefully I can figure it out by then- or my instructor can help. I will try your hydrochloric acid dev bath method. Have you used Sulfamic acid for development before?

I can't use the Stouffer to do QTR. I use the Stouffer Step wedge to determine proper base exposure times. QTR requires you to start with the QTR Blocking target create a correction curve, and edit to get full tonal scale- (hopefully.)

I use citric acid in my first wash. Do you think I should replace it with hydrochloric acid instead? I use Epson printers. In San Diego I have a P700, and in Wisconsin (where I live half the time,) an Epson P5370. The print head on the 5370 is identical to the P700/900. Lots of photo...

I’ve been doing a deep dive into alternative processes with QTR and recently started testing Mike Ware’s New Cyanotype, using the premixed solution from Bostick & Sullivan to eliminate mixing variables. Setup: HPR paper Tween + citric acid added at 1 drop/ml just before coating Coastal San...