Sailing Directions (Planning Guide) Pub. 140, North Atlantic Ocean and
Adjacent Seas, 12th Edition, 2013. has been updated
Sailing Directions (Enroute) Pub. 155, East Coast of Russia, 12th Edition,
2013. has been updated
(http://msi.nga.mil/NGAPortal/MSI.portal).
Sailing Directions (Planning Guide) Pub. 140, North Atlantic Ocean and
Adjacent Seas, 12th Edition, 2013. has been updated
Sailing Directions (Enroute) Pub. 155, East Coast of Russia, 12th Edition,
2013. has been updated
(http://msi.nga.mil/NGAPortal/MSI.portal).