Original Source: Deposition of Charles Cocke in the Case of McKenney vs. Preston, O. S. 308; N. S. 110 (1811); taken in Wayne County, KY; original on file at Augusta County Courthouse:
Intermediate Source: fide Pecrowther 17:43, 9 June 2010 (EDT)
"The Deposition of Charles Cocke of the age of 60 years and Jacob Hooser of the age of Sixty one years taken at the house of Roger Oats in Wayne County and State of Kentucky on the Eighth day of June Eighteen Hundred and Eleven . . .
The Deponent Cocke after being duly sworn Deposeth and Saith that Sometime in the year 1775 he was on Blackwater it being a North Branch of Clinch River at Thomas Ausborn's [Osborne's] improvement and he saw Andrew Cowan there at work at Sd Ausborn and the Sd Cowan told him that his improvement was Joining that Sd Ausborn's improvement rather below and on the East fork of Blackwater . . ."--