William Trost
His given name was William Trost but he sometimes appears in records as William Frost. He returned from his mission to the Eastern States in 1855 as a member of the Blair/Stevenson company. In the Blair/Stevenson company, William B. Wright mentions a "William Frost/Trost" in his journal about three times. Wright indicated "Wm. Frost/Trost" was from Philadelphia and knew his parents and grandparents.