Thomas, William
History and evolution of metered postage - State College, Pa. American Philatelic Society, Research and Literature Committee 1962
United States | Metered Mail | Postal History | Post Office Equipment | Affixing Machines | Permit and Penalty Mail | Vending Machines
History and evolution of metered postage - State College, Pa. American Philatelic Society, Research and Literature Committee 1962
United States | Metered Mail | Postal History | Post Office Equipment | Affixing Machines | Permit and Penalty Mail | Vending Machines