In the spring of 1934 the Senate's Special Committee Investigating the Munitions Industry chaired by Senator Gerald P. Nye (1892-1971) began to examine the role that the munitions manufacturers had played during the First World War. This collection consists of photographs of P. S. du Pont, Irénée du Pont, Lammot du Pont, and A. Felix du Pont testifying before the Nye Committee in September of 1934.