Supptin Excav Unit #22 (Copfer Dam)
Perry Garvin, Supptin Excav Unit #22 (Copfer Dam)
ink, graphite, and paper on watercolor paper 10 inches high x 7.5 inches wide
Perry Garvin, Supptin Excav Unit #22 (Copfer Dam)
ink, graphite, and paper on watercolor paper 10 inches high x 7.5 inches wide