Keywords: Leonardo da Vinci - Manuscript page on the Sforza monument - WGA12879.jpg ca 1493 Pen ink paper size cm 21 15 Institution Biblioteca Nacional de España object history credit line accession number WGA link 12879 http //www wga hu/art/l/leonardo/15sculpt/2sforza1 jpg http //www wga hu/html/l/leonardo/15sculpt/2sforza1 html PD-old-100 <gallery> File Leonardo da vinci Manuscript page on the Sforza monument jpg</gallery> graphics study Italian 1451-1500 Studies of horses by Leonardo da Vinci WGA form graphics WGA type study WGA School Italian WGA time period 1451-1500 Monument to Francesco Sforza by Leonardo da Vinci Codex Madrid Leonardo da Vinci |