Headquarters of the United Nations themselves only, formally, at the request of the Secretary-General. Journalists, when reporting from the complex, often use "United Nations" rather than "New York City" as the identification of their location in recognition of the extraterritoriality status. The currency in use at the United Nations headquarters' businesses is the U.S. dollar. The UN's stamps are issued in denominations of the U.S. dollar. U.S. postal rates must be followed. The complex has a street address of United Nations Headquarters, New York, NY 10017, USA. For security reasons, all mail sent to this address is sterilized, so items that may be degraded can
Headquarters of the United Nations International Library. In the late 1950s the Ford Foundation gave a grant to the United Nations for the construction of a new library building; Dag Hammarskjöld was also instrumental in securing the funding for the new building. The Dag Hammarskjöld Library was dedicated and renamed on November 16, 1961. The building was a gift from the Ford Foundation and is located next to the Secretariat at the southwest corner of the headquarters campus. The library holds 400,000 books, 9,800 newspapers and periodical titles, 80,000 maps and the Woodrow Wilson Collection containing 8,600 volumes of League of Nations documents and 6,500