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powered by a seven-cylinder
Macomber rotary engine that reportedly weighed 250 pounds, generated 450 pounds of thrust, and produced 60 hp to turn an eight-foot propeller. According to at least one source, Walsh added "silver dust" to the unbleached muslin of the flying surfaces. This earned the aircraft the name "Silver Dart".
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Walsh delivered the plane to the aviation camp at North Island on April 7, 1911. This
Harkness airplane was a Curtiss copy, but with four Farman-type ailerons mounted flush to the end of all four wings replacing the Curtiss-style ailerons normally located between the upper and lower wing. It was
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Following his death, his first wife, Marie M. Cowan (née
Harkness, née Marbeck), whom he married in 1906 and divorced in 1916, sued for his entire $ 20 million estate, claiming Harkness was of unsound mind when leaving the estate to his second wife, Florence Streuber Harkness (née Gaines).
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In 1918, Harkness commissioned the prestigious
Schmieg/Hungate/Kotzian furniture manufacturer to exclusively create the Artcase for his Steinway Model B from Steinway & Sons. The piano was discovered in a mansion in 2008 and was fully restored.
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to build an airplane for use by his chief mechanic John Kiley at the
Harkness camp established on North Island in San Diego, CA.
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Harkness financed the building of many early airplanes. On March 4, 1911, he contracted early aviator
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in 1919, at his home, 270 Park Avenue, New York - four years following the death of his father.
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in 1951 by revisionist sportswriter Russ Catlin. 1902 was the first year the
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As a noted racer of the day, Harkness was retroactively awarded a 1902
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track. Following
Harkness' unexpected death the facility was sold to
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Deaths from the
Spanish flu pandemic in New York (state)
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Harkness was an avid race car driver, and won the first
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Information and photos of
Sheepshead Bay Race Track
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79:(July 17, 1880 – January 23, 1919) was an American
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199:In 1918 Harkness' personal yacht was taken by the
99:Harkness was born in Kansas on July 17, 1880 to
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119:. One of his more famous races was against
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211:and was credited with sinking 3 German
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405:Racing drivers from New York (state)
308:H. S. Harkness sues Nation for yacht
117:Mount Washington Hillclimb Auto Race
324:Harry S. Harkness dies of Influenza
355:Early Aviators - Harry S. Harkness
291:"Macomber Rotary Aeroplane Motors"
16:American racing driver (1880–1919)
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340:FRAUD IN HARKNESS WILL IS ALLEGED
147:American Automobile Association
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274:"Walsh Makes Daring Flights"
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125:Sheepshead Bay Race Track
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223:Personal life, and death
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140:real estate developers
77:Harry Stephen Harkness
39:Harry Stephen Harkness
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150:National Championship
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63:(1919-01-23)
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375:1880 births
217:World War I
203:, becoming
136:auto racing
111:Auto racing
369:Categories
243:References
194:Wakivia II
121:Henry Ford
95:Early life
44:1880-07-17
233:influenza
207:Wakiva II
205:USS
168:Aviation
215:during
213:U-boats
184:Boating
89:playboy
85:aviator
87:, and
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277:(PDF)
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