Private laws, 84th Congress. 838. S. 4058, act to authorize Secretary of Agriculture to extend and renew to Chicago, Milwaukee, Saint Paul and Pacific Railroad Company for term of 10 years lease of tract of land in United States Department of Agriculture Range Livestock Experiment Station, in Montana, and for right-of-way to said tract, for removal of gravel and ballast material, executed under authority of act of Congress approved June 26, 1946.