Two different editions of the Official View Book / Book of Views published for the Century of Progress International Exposition [the Chicago World's Fair]

2 volumes (unpaged) : illustrations (colour) ; 23 x 31 cm. Top Book: Features a panoramic bird's-eye view illustration showcasing Northerly Island, the lagoons, and the famous Sky Ride transporter bridge structure spanning the fairgrounds. Bottom Book: Displays the glowing Federal Building and Hall of States under a night sky lit up with massive searchlights and fireworks. Location & Date: Held along the Lake Michigan shoreline in Chicago, Illinois, originally spanning from May to November 1933, and extended due to massive popularity through 1934. Design & Theme: The fair was universally celebrated for its vibrant, futuristic Art Deco and Moderne architectural styles. These booklets contain vivid, colourised watercolour-over-photograph illustrations highlighting the fair's legendary "Rainbow City" neon structures, scientific exhibitions, and architectural marvels.