The Army Air Service installing floats Image: Short Caption: The Army Air Service installed floats on the Douglas World Cruisers at Sand Point on Lake Washington in Seattle. Credit: National Air and Space Museum, Smithsonian Institution (NASM 83-387). Photo Number: NASM 83-387Full Size Image: Date: 1924Media Type: ImageRelated Images: The Douglas World Cruiser <em>Chicago</em>The World Flight CrewsThe World CruisersMap of the World Flight RouteCrews of the <em>Chicago</em> and the <em>New Orleans</em> in IcelandArrival in JapanSmith and Arnold in JapanTwo of the World Cruisers anchored in the chaotic harbor of Shanghai, ChinaService in Calcutta, IndiaTopic: Pioneering Moments Read more about The Army Air Service installing floats