The United States of America, Complainants, Vs. the Union Pacific Railway Company, S. H. H. Clark, Oliver W. Mink, E. Ellery Anderson, Frederic R. Coudert and John W Doane, Receivers; F. Gordon Dexter and Oliver Ames, Trustees; The Union Trust Company of New York, Trustee, J. Pierpoint Morgan and Edwin F. Atkins, Trustess, and the Central Trust Company of New York, Trustee, Defendants