A portrait of Charles Ransford Jennison, shown holding a rifle, with a dog at his feet, and dressed in outdoor garb with a fur hat and gloves, and a fringed coat trimmed with fur. Jennison was born in New York state in 1834, and settled in Osawatomie, Kansas Territory, in 1857. He was active in the free state cause, was active in a free state militia company, and was an associate of free state militiaman James Montgomery. Jennison was credited with several raids into Bates County, Missouri, and was part of a group who captured and hung a proslavey supporter named Russell Hinds. During the Civil War, he served as a Colonel in the 7th Kansas Cavalry.