1948-12-28: 1st Pan-American Congress of Pharmacy, Havana, Dec. 1948

1948-12-15: 100th birthday of General Antonio Maceo

1948-12-06: Tobacco industry

1948-11-10: 50th anniversary of José Martí (1853-1895)

1948-10-15: Retirement Fund for Postal Employees

1948-06-15: For Foreign Postage

1948-05-21: 50th anniv. of the start of the War of 1895.

1948-05-21: American Airmail Society

1948-04-09: International Leprosy Congress, Havana