Railway mail pay. Before Interstate Commerce Commission, docket no. 9200, in re railway mail pay, pt. 1, application of Postmaster General for reconsideration and reexaminat on of facts and circumstances surrounding transportation of mails by certain intermountain and Pacific Coast States short line railroads, pt. 2, petition of Postmaster General for rehearing and for revised finding as to fair and reasonable rates for transportation of mails (123 I. C. C. 33) and for permission to submit certain material evidence; brief for Postmaster General.