COOL OFF › “Purgatory Study” by Wes Aderhold - Acrylic, Charcoal, Oil Pastel on canvas (12" x 12") Image 1 of 1 “Purgatory Study” by Wes Aderhold - Acrylic, Charcoal, Oil Pastel on canvas (12" x 12") $2,500.00 Purchase Added!