SCG7619 - Mexico 1967 – World Meteorological Day (Día Mundial de la Meteorología)Issued by Mexico in 1967, this 80 centavos airmail stamp commemorates World Meteorological Day, celebrated annually on March 23. The design features a weather satellite orbiting Earth, symbolizing the growing importance of space based meteorological observation in the 1960s. The emblem of the World Meteorological Organization (OMM WMO) appears prominently, highlighting international cooperation in weather science. The blue and white imagery evokes