A century of flying, from the wall.

William E. Boeing incorporates Boeing Airplane Company, formerly Pacific Aero Products.

First private air mail flight, U.S. to Canada: a Boeing C-3 seaplane flown by pilot Eddie Hubbard with passenger W. E. (Bill) Boeing.

Congress passes the Kelly Act, directing the U.S. Post Office Department to award “Contract Air Mail” routes (CAMs).

Ford Air Transport becomes the first scheduled U.S. passenger and freight airline.

Clement M. Keys’ North American Aviation management company incorporates National Air Transport Inc. (NAT).

William Bushnell Stout incorporates Stout Air Services.

Ford Air Transport flies the first U.S. CAM flights, on CAM-6 and CAM-7.

Walter T. Varney’s pilot Leon Cuddeback flies the first CAM-5 flight, from Pasco, Washington to Boise, Idaho and Elko, Nevada.

Varney Air Transport (VAT) adds and expands CAM-32 routes from Pasco to Spokane, Seattle, Salt Lake City and Portland.

Vern Gorst’s Pacific Air Transport (PAT) begins flying the CAM-8 route, Los Angeles to Seattle.

NAT is awarded the CAM-3 route, Chicago to Dallas / Fort Worth.

Clifford Ball Airlines makes its first flight on CAM-11, Pittsburgh to Cleveland.

NAT is awarded the CAM-17 route, New York to Chicago. (A framed painting in the exhibit marks the “50th Anniversary of Transcontinental Air Service, Sept. 1, 1927–1977.”)

Stout Air Lines purchases and flies Ford Air Transport’s CAM-6 and CAM-7 routes.

Boeing Airplane & Transport (BAT) is incorporated.

PAT merges into Boeing Air Transport and continues operating under the PAT name.

VAT merges into Boeing Air Transport and continues operating under the VAT name.

BAT’s name changes to United Aircraft & Transportation Corporation.

BAT’s first flight on the CAM-18 route, San Francisco to Chicago.

Kohler Aviation Corp. is founded.

NAT is acquired by United Aircraft & Transportation Corp. and continues as a separate division.

NAT buys Stout Air Services.

Ball Airlines is sold to Pittsburgh Aviation Industries Corp. and renamed Pennsylvania Air Lines.

Kohler’s first CAM flight, Milwaukee to Detroit.

Pittsburgh Aviation Industries renames the line Pennsylvania Airlines & Transport Co.; PAL is renamed Pennsylvania Airlines Inc.; Central Airlines is founded.

Kohler Aviation files for bankruptcy. Meanwhile, Varney Air Lines, Pacific Air Transport, Boeing Air Transport, Stout Air Lines and National Air Transport become divisions of United Air Lines, Inc., an operating company.

Kohler is acquired by Pennsylvania Airlines. The Air Mail Act of 1934 prohibits airlines and aircraft manufacturers from sharing the same corporate ownership.

United Air Lines uses variations of the “United Shield” logo.

Central Airlines merges with Pennsylvania Airlines, forming Pennsylvania Central Airlines.

Pennsylvania Central Airlines is renamed Capital Airlines.

Capital Airlines merges with United Airlines.

Saul Bass designs the “slanted U” United logo, unofficially known as the “Tulip.” With several variations of the logotype, it is used until the 2010 merger with Continental.

Pan Am’s entire Pacific Division is sold to United Airlines.

Pan Am’s London Heathrow gates and routes are sold to United Airlines.

Shuttle by United operates as a low-cost airline within an airline, flying along the West Coast of the U.S.

Ted, “a Part of United,” is United’s second attempt at an airline within an airline.

Continental Airlines and United Airlines announce a “merger of equals.”

The new “Globe” logo and livery are announced.