Notice to masters of vessels.
Contributors: U.S. Customs Service.
Edition: [Rev. 1986].
Series: Customs publication -- no. 581.
Publisher: Dept. of the Treasury, U.S. Customs Service
Published: 1987
Place of publication: Washington, D.C
Language: eng
Subjects: Customs administration -- United States.; Ports of entry -- United States.; Foreign trade regulation -- United States.
Notes: Shipping list no.: 87-408-P.