Guyles, R.B. Original Autograph Letter Written by a Forty-Niner from Cayuga County (NY), Talking about His Voyage to the Oregon Territory Onboard the USS “Massachusetts” in Winter 1848-May 1849, Life and Work in the Oregon City, Local Climate, Prices, Plans to go to the Walla Walla Mines, &c. Oregon City: 25 June 1850.