AIAA

Established in 1929, and owned by several different aviation companies through its history, the Downey site was the design, test, and production site for various airplanes and spacecraft that defined American aerospace accomplishments in the 20th century.

Delta Air Lines’ historic buildings consist of two aircraft hangers and several office buildings at the Delta World Headquarters site constructed between 1941 and 1947. On March 1, 1941, Delta Air Lines moved its corporate headquarters to Atlanta, constructing offices space and Hangar 1, the largest aircraft hangar in the Southeast United States at what was then Atlanta Municipal Airport. The airport was later renamed Hartsfield – Jackson International Airport in honor of Atlanta Mayors William B. Hartsfield and Maynard H. Jackson Jr.

The Cincinnati Observatory, founded by Ormsby MacKnight Mitchel in 1842, is America’s oldest public/professional observatory. The observatory was situated on Mt. Adams, east of the current downtown Cincinnati; the hill was named for former President John Quincy Adams when he laid the observatory’s cornerstone. In 1873 the observatory was relocated to Mt. Lookout when it became a component of the University of Cincinnati (UC). From 1870s until 1930s the stellar proper motion studies reigned as the observatory’s principal activity.

Bremen Airport was founded in 1909. In 1924, German aviation pioneers Henrich Focke and Georg Wulf founded the Focke-Wulf company on the site. On June 26, 1936, Heinrich Focke’s Fw 61, the world’s first fully operational helicopter, made a successful maiden flight at the airport, piloted by Ewald Rohlfs. Other aircraft developed at the site included the Fw 190 fighter plane, and Fa223 helicopter, both used by the German Luftwaffe in World War Two, as well the VAK 191B, an experimental fighter plane with vertical take-off and landing capabilities, developed in the 1970s.

The St. Petersburg Yacht Basin was the original operating location of the St. Petersburg – Tampa Airboat Line, the nation’s first, regularly-scheduled commercial airline. The line’s inaugural flight was on January 1, 1914, with two daily, round-trip flights between St. Petersburg, Fla., and Tampa, Fla., using two Benoist Type XIV airboats. The flights were twenty-two minutes in length, one way, and rarely exceeded an altitude of five feet above the waters of Tampa Bay.