Postal Rates : hearings before the United States Senate Committee on Post Office and Civil Service, Subcommittee on Postal Rates, Eighty-Fifth Congress, first session and Eighty-Fifth Congress, second session, on Aug. 16, 20, 22, 23, 27, Dec. 11, 12, 1957, Jan. 24, 28, Feb. 4, 6, 11-14, 18, 1958.

Considers legislation to increase postal rates, establish postal rate and PO employee salary computation policies, revise undeliverable mail handling procedure, and authorize second-class mail status for certain hard-cover publications.