fontastic in philly

What do I like about this font at the Philadelphia Savings Fund Society Building on Market and 12th Streets, now the Loews Philadelphia Hotel since 2000? The rounded smoothness. Just look at the beautiful '8.' And the depth of the letters. They cast quite a shadow.The PSFS by architects George Howe and William Lescaze was completed in 1932 and is noted for being the first truly modern skyscraper