Shop › Time Machine -Original 9”x12” Image 1 of 2 Image 2 of 2 Time Machine -Original 9”x12” $50.00 Original watercolor painting - 9”x12” on 140 lb. (300gsm) arches cold-pressed paper. Add To Cart Added! Original watercolor painting - 9”x12” on 140 lb. (300gsm) arches cold-pressed paper.