Postal Requirements for Disclosure on Circulation of Certain Publications : hearings before the United States House Committee on Post Office and Civil Service, Subcommittee Appointed To Consider H.R. 6830 and Related Bills, Eighty-Sixth Congress, first session, on May 11, 1959.

Considers H.R. 6830 and related H.R. 6870, clean versions of H.R. 6135 and H.R. 6262, to require magazine publishers with second class mail permits to provide PO Dept with subscription information and to require magazines to label advertisements as such.