World War I cavalry sabre produced in 1917 by Landers, Prary & Clark. This is a "Patton Sabre" which was designed by George Patton. Last cavalry sabre used by the United States Army.
Mark 1 Trench Knife manufactured by Landers, Frary & Clark in 1918. Different from the triangle blade used in the 1917 model, it also has a "skull crush" pommel.