JOHN WILLIAMS GUNNISON - (1812-1853) - Born Gashen, New Hampshire, graduated from West Point (1837). Was in Florida during Cherokee War; aided in transferring Indians West. In Seminole Campaign, he served as topographical engineer. Thereafter surveying and exploring Utah, surveying Great Salt Lake in 1849-51. Wrote valuable and impartial book on Mormons (1853). Was in charge of exploration and survey of central route for railroad from Mississippi River to Pacific, but he and his party were massacred by Indians on Sevier River in Utah.