• He sailed to America in 1860 on the ship Underwriter.  The ship manifest lists Sarah Ann Mitchell, a 19-year-old "spinster" as traveling with him.  This is likely his sister, but she would have been 17 years old at the time of the voyage.  

Joseph S. Rawlins Company (1866)

• Age at Departure: 27
• Head of Household

Sources

• "Draper Pioneer Dead at 82," Salt Lake Telegram, 15 September 1920, p. 3.
• "List of Passengers," Deseret News [Weekly], 3 Oct. 1866, 350-51.