Rachel Dobson, “Premonition 2 (wave drowning wave),” March 1993 Posted on: June 29th, 2016 Rachel Dobson at the University Medical Center Rachel Dobson, “Premonition 2 (wave drowning wave),” March 1993, 12″ X 9″, pastel and graphite on paper. Manna Grocery, June-July 2016.