1914 Trainer (rounded rudder)
1914 Trainer (square rudder)
1914 Model D Flying Boat
1915 Tractor Biplane
1916 Tractor Biplane
Information from Aerofiles.com
1910: (Harry & Silas) Christofferson Aeroplanes, Portland and Vancouver WA. 1912: (Goodsell, Harry, Harvey & Silas) Christofferson Aviation Co Inc, 1417 Van Ness Blvd, San Francisco CA. 1913: Merger of production facilities with Alco (Allan Loughead), Ft Mason (San Francisco). 1915: Christofferson Aircraft Mfg Co, 2893 Glasscock St, Oakland CA. May 1916: (Harry) Christofferson Motor Co, Redwood City CA. 1916: Manufacturing ended shortly after Silas Christofferson was killed in a crash on 10/31/16. 1918: Interests sold to United States Aircraft Corp after Goodsell Christofferson was killed in flying accident. 1919: C-W-B (Harry Christofferson-("W" person unknown)-Frank Bryant) Mfg Co, Gough St at Golden Gate Ave, San Francisco. c.1920: Harry Christofferson, a founder of the "Early Birds" organization, gave up flying with a remarkable record of carrying more than 7,000 passengers without a single mishap; Harvey went into flight instruction, but was killed in a crash in May 1927.
1914 Trainer (rounded rudder)
1914 Trainer (square rudder)
1914 Model D Flying Boat
1915 Tractor Biplane
1916 Tractor Biplane
D
Model E seaplane