David S. Terry was a lawyer and California State Supreme Court Justice from 1855-1859. In 1856, he stabbed Sterling A. Hopkins, a member of the San Francisco Committee of Vigilance and was arrested, but was not tried. In 1859, he shot United States Sentaor David Broderick in a duel. Broderick died a few days later. In 1889, Terry attacked US Supreme Court Justice Stephen J. Field in what has been described as an assassination attempt. Terry was shot and killed by Field's bodyguard.
From the description of John Wharton Terry notes concerning his uncle, David S. Terry, 1934-1936. (University of California, Berkeley). WorldCat record id: 25785487