VATICAN CITY - PONTIFICATE OF POPE PIUS XII
- 1939 Vacant See
- 1939 Election of Pope Pius XII
- 1940 Little Medals
- 1942 Prisoners I° set
- 1943 25° year of the Episcopate of Pius XII
- 1944 Prisoners II° set
- 1944 4° Cent. Academy of the Vituous
- 1945 Little Medals 10 stamps
- 1945 Prisoners III set
- 1945 Overprinted 10 v.
- 1946 400th Anniv of Inauguration of Council of Trent.
- 1949 Basilicas
- 1949 Holy Year
- 1950 Centenary of Papal Guard
- 1951 Proclamation of Dogma of the Assumption
- 1951 Beatification of Pope Pius X
- 1951 1500th Anniv of Council of Chalcedon
- 1952 Type Basilicas 12 su 13 L.
- 1952 Centenary Stamp
- 1953 50th Anniv of Martyrdom of St. Maria Goretti
- 1953 St. Peter's Basilica. Medallions in black
- 1953 700th Death Anniv of St. Clare (founder of Poor Clares Order)
- 1953 800th Death Anniv of St. Bernard of Clairvaux
- 1953 800th Anniv of 'Libri Sententiarum' by Peter Lombard, Bishop of Paris
- 1954 25th Anniv of Lateran Treaty
- 1954 Marian Year and Centenary of Dogma of the Immaculate Conception
- 1954 Canonization of Pope Pius
- 1954 Bicentenary of Elevaion of Basilica of St. Francis of Assisi to Papal Chapel
- 1954 1600th Birth Anniv of St. Augustine
- 1954 Termination of Marian Year.
- 1955 1200th Anniv of Martyrdom of St. Boniface
- 1955 500th Death Anniv of Fra Giovanni da Fiesole, Fra Angelico (painter)
- 1955 5th Death Centenary of Pope Nicholas V
- 1955 900th Death Anniv of St. Bartholomew the Young
- 1956 450th Anniv of Swiss Guard
- 1956 5th Death Centenary of St. Rita at Cascia
- 1956 4th Death Centenary of St. Ignatius of Loyola
- 1956 5th Death Centenary of St. John of Capistrano
- 1956 Black Madonna of Czestochowa Commemoration
- 1957 Death Centenary of St. Domenico Savio
- 1957 5th Centenary of Capranica College
- 1957 20th Anniv of the Pontifical Academy of Science.
- 1957 8th Centenary of Mariazell Basilica
- 1958 Centenary of Apparition of the Virgin Mary at Lourdes
- 1958 Brussels International Exhibition
- 1958 Birth Bicentenary of Antonio Canova (sculptor)