Public laws, 83d Congress. 358. S. 2150, act providing for creation of Saint Lawrence Seaway Development Corporation to construct part of Saint Lawrence Seaway in United States territory in interest of national security, authorizing Corporation to consummate certain arrangements with Saint Lawrence Seaway Authority of Canada relative to construction and operation of seaway, empowering Corporation to finance United States share of seaway cost on self-liquidating basis, to establish cooperation with Canada in control and operation of Saint Lawrence Seaway, to authorize negotiations with Canada of agreement on tolls, and for other purposes.