 It was then that Burnett, only ten years of age, learned ranching from his father.In 1868, at the age of nineteen, "Burk" Burnett, as he was known, purchased one hundred head of cattle which were branded '6666,' from Frank Crowley.During the Panic of 1873, he drove 1,100 steers to Wichita, Kansas and sold them for US$10,000 in 1874, thus making a fortune for the time.