Franked Mail -- Ratio of Substitute to Regular Postal Employees : hearings before the United States House Committee on Post Office and Civil Service, Subcommittee on Postal Operations, Ninetieth Congress, first session, on June 27, 28, 1967.

Committee Serial No. 90-19. Considers. H.R. 11060, to reduce ratio of career substitutes to regular employees in the Postal Field Service. H.R. 438 and H.R. 8924, to implement changes pertaining to congressional franked mail.