The Bristol 175 Britannia is a British aircraft designed in the 1950s, primarily used for passenger and cargo transport. It features a distinctive high-wing design and is powered by four turboprop engines, allowing for efficient long-range flights. The aircraft was developed by Bristol Aeroplane Company and is known for its spacious cabin and advanced technology for its time. The Britannia was introduced into service in 1960 and became popular with several airlines, including British Overseas Airways Corporation (BOAC). It was one of the first commercial aircraft to utilize turboprop engines, which provided better fuel efficiency compared to earlier piston-engine designs. The aircraft played a significant role in the evolution of air travel during the mid-20th century.