“Lilienthal was without question the greatest of the precursors, and the world owes to him a great debt,” Wilbur Wright would write ... His neck broken, he died the next day.

"The boys of the Wright family are all lacking ... He returned to the family home and died there three weeks later at the age of 45. After Wilbur's death, Orville sold the business for $1 million ...

"The boys of the Wright family are all lacking ... He returned to the family home and died there three weeks later at the age of 45. After Wilbur's death, Orville sold the business for $1 million ...