Issued in 1945, this Bolivian airmail stamp commemorates the 20th anniversary of Lloyd Aéreo Boliviano, the country’s national airline founded in 1925. The design shows a detailed route map highlighting key cities such as La Paz, Cochabamba, Santa Cruz, and Sucre, marking the airline’s network expansion. Printed by Lito. Unidas – La Paz, the stamp is inscribed “XXº Aniversario Lloyd Aéreo Boliviano” with dates 1925–1945. A classic commemorative issue that reflects Bolivia’s aviation progress, it is highly valued among collectors of South American and airmail themes.