South America

1952 Airmail – Columbus Memorial Lighthouse

1952 Airmail – Columbus Memorial Lighthouse

1952 The 500th Anniversary of the Birth of Isabella the Catholic

1952 Airmail – The 73rd Anniversary of the Death of Abaroa, Patriot

1952 The 73rd Anniversary of the Death of Abaroa, Patriot

1951 The 100th National Flag Anniversary

1951 Airmail – Sports

1951 Airmail – Sports

1951 Airmail – The 400th Anniversary of the Founding of La Paz

1951 The 400th Anniversary of the Founding of La Paz