In the early morning of Tuesday, September 13, 1859, United States Senator David C. Broderick and Judge David S. Terry fought a duel on this ground. Broderick received a wound from which he died three days later. The affair marked the end of dueling in California. Broderick, facing west, occupied the position marked by the shaft farthest to the south, while Terry, facing east, stood in the position designated by the shaft in the foreground. Spectators occupied this eminence.