Linex 15″ Aluminum Graduated Parallel Rules North Sea enjoy seamless navigation and unparalleled

enjoy seamless navigation and unparalleled access to the stunning beauty of the Philippine waters

Plans have been revised and updated throughout and there are numerous new photographs to help the navigator identify key features

The best lesson you can learn from this guide is to acknowledge the watchkeeper’s responsibility to identify a ‘risk of collision’ and to take all necessary steps to avoid or minimise that risk

8 Hydrographic and Port Information

Linex 15″ Aluminum Graduated Parallel Rules North Sea enjoy seamless navigation and unparalleledWith bevels on all four sides; springs built in the bearings ensure a smooth motion which is critical in parallel rule operation. Cork disks on the underside prevent slipping and soiling. The sides are divided with protractor markings (double reading) and compass points. The rules are machined from . 16 inch acrylic sheet for accuracy and strength. The metal links are made from aluminum. Length: 15 inch