Oil on Canvas by Red Rocks View cart “American Oil on Board Painting in the School of John Hoppi” has been added to your cart.21 inches by 21 inches. Price on request. Add to Wishlist Category: ArtworkRelated products Folk Art Ship Diorama $700.00 Add to cart 1856 American Painting signed by J. Andersen $895.00 Add to cart Large Walrus Tusk $475.00 Add to cart 1800’s Still Life in Original Gold Frame $495.00 Add to cart