British South American Airways Americas BSAA MidcenturyOriginal vintage travel advertising poster promoting B. S. A. A. British South American Airways (BSAA; 1944 1950), the state run airline that operated services from the UK to the Caribbean and South America until it was merged as the South American Division of BOAC (The British Overseas Airways Corporation). Great mid century illustration depicting luggage piled up, topped by two birds in a birdcage and a B. S. S. A logo travel tag with a walking cane