Customs collection districts and ports of entry. Message from the President of the United States, transmitting statement regarding changes in customs collection districts and ports of entry of the United States [electronic resource].
Record is based on bibliographic data in ProQuest U.S. Serial Set Digital Collection (last viewed Aug. 2007). Reuse except for individual research requires license from ProQuest, LLC. AVAILABLE ONLINE TO AUTHORIZED PSU USERS.
Electronic resource. [Bethesda, Md.]: ProQuest, 2004. (ProQuest U.S. Serial Set Digital Collection : no. 7240 H.doc.1449).