sentences:  Coltrin left Nauvoo sometime after March 1846, and by December of that year he was living at Winter Quarters, Nebraska, where, along with his brother Graham, he served as part of Hosea Stout's 30-man police force.Coltrin was part of Brigham Young's vanguard company of 1847 that first entered the Salt Lake Valley.While enroute, Coltrin contracted scurvy due to a lack of fruits and vegetables.