Slates and Slopes 15.5"x15.5" Lithograph 1 of 850 Plus 50 Artist's Proof. To view all lithographs as BIGGER IMAGES click the Lithograph Prints under Paintings. To view all Lithographs prices click Lithographs under Shop. £110.00 This product is unavailable. If you are outside the UK, please contact us for shipping rates prior to purchasing.