C-Map Max-N+ Chart EW-Y329: Margate To Portland Harbour (Update) Official Logbooks The hole in the center

The hole in the center of the compass rose makes it easy to mark your position

access companionways

3 Towing Forces to Head into Weather

The book is aimed at Masters and senior navigation officers

Key features of the Inert Gas Systems

C-Map Max-N+ Chart EW-Y329: Margate To Portland Harbour (Update) Official Logbooks The hole in the centerWhy Update Your C Map Chart? Why Update Your C Map Chart? It is very important that the latest C Map charts are used when sailing out in the open water for safe navigation purposes. The C Map electronic chart libraries get updated twice a year to coincide with popular boating sessions. Included in the library updates are the latest notice to mariner updates from government hydrographic offices, updates to marina facilities, port services, photos and