sketch plan 24"x18" › #3 sketch for 24" x 18" x1.5" oil on cotton canvas painting (price for finished painting) Image 1 of 1 #3 sketch for 24" x 18" x1.5" oil on cotton canvas painting (price for finished painting) $2,000.00 oil on canvas mounted to 1/4” baltic birch panel supported by grid of 3/4” x 1-1/2” baltic birch strips. edition of one (1) Add To Cart Added! oil on canvas mounted to 1/4” baltic birch panel supported by grid of 3/4” x 1-1/2” baltic birch strips. edition of one (1)