WEIGHTMAN, Richard Hanson, soldier, born in Maryland in 1818; died near Wilson's creek, Missouri, 10 August, 1861. He entered the United States military academy in 1837, but was expelled in the same year for cutting a comrade in the face in a personal encounter. With the same knife he afterward killed a Santa F5 trader in a quarrel. He was a captain in the Missouri light infantry volunteers in the Mexican war. He became an additional paymaster in the United States army in 1848, was honorably discharged in 1849, settled in New Mexico, anal was chosen provisionally a senator, when in 1850 the territory unsuccessfully applied for admission into the Union. In 1851-'3 he served in congress, having been elected as a Democrat. At the beginning of the civil war he became colonel of a regiment of the Missouri state guard, participated in the battle of Carthage, 5 July, 1861, and was killed while commanding a brigade at Wilson's creek.