Issued by Costa Rica, this commemorative 1965 airmail set marks the Centenary of the Costa Rican Fire Brigade (1865–1965). The stamps feature official firefighting insignia, including the Central American Firefighters Confederation emblem and the national fire service badge, symbolizing honor, discipline, and dedication to public safety. Printed by BA Bank Note Ottawa, the set is notable for its bold heraldic design and historical theme. Clean typography and strong emblematic artwork make this issue a desirable addition for collectors specializing in firefighting, public service, or Central American philately. Well-preserved examples are increasingly sought after in thematic collections.