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Tri-color gum bichromate workshop . #altpro #gumbichromate #nycphoto #alternativeprocess #nycworkshops #nycphotographer #tonygonzalez #tricolorgumbichromate #penumbrafoundation #darkroom #digitalnegative #vscocam #instagood #photography #fineartphotography

A post shared by Tony Gonzalez (@gonoma) on Dec 9, 2018 at 10:50am PST