Comment: Site contains good-quality images of many post office murals from which one can deduce their aspect ratios: Allentown - Barn Signs (1.78:1) Cement Industry (3.72:1) Iron Industry (3.72:1) Pennsylvania-German Riflemen (1.76:1) Transportation (3.63:1) Trout Hall (3.40:1) Walking Purchase (3.80:1), Kutztown (2.74:1), Mount Union (3.13), Nazareth (2.78), Roaring Spring (2.88:1), Somerset (1.78:1), Tunkhannock (2.98:1), Wilkes-Barre/Kingston (1.98:1).