TY - BOOK AU - Entwistle, Lawson TI - The Postal Markings of the Canal Zone (Second Ed.) PY - 1992/// PB - Canal Zone Study Group KW - Canal Zone | Postal Markings | Postal Markings -- Naval | Military Mail | Maritime Mail | Railway Mail | Post Offices | Bibliographies | Postal History | Postal History | Registered Mail | United States Related | United States | World War II, 1939-1945 ER -