1945 The 100th Anniversary of the Death of Bernardo O’Higgins, 1778-1842 1945 The 450th Anniversary of Discovery of America by Columbus WM: 8 1946 The 80th Anniversary of the Death of Andres Bello, 1781-1865 WM: 8 1947 Chilean Claims to Antarctica WM: 8 1947 The 100th Anniversary of National Anthem WM: 8 1947 The 400th Anniversary of the Birth of Miguel de Cervantes Saavedera, 1547-1616 WM: 8 1948 Bernardo O’Higgins WM: 8 1948 Stamp Overprinted “Veinte Cts” and Surcharged WM: 8 1948 The 100th Anniversary of Publication of Natural History of Chile by Claudio Gay – Inscription “CENTENARIO DEL LIBRO DE GAY 1844-1944” WM: 8 1948 The 100th Anniversary of Publication of Natural History of Chile by Claudio Gay – Inscription “CENTENARIO DEL LIBRO DE GAY 1844-1944” WM: 8