15" Brushed Aluminum Arms Parallel Rule (Weems & Plath 141) I1 - Sumatera - Malacca Strait - Cocos Keeling Is. to Christmas Is. Scale: 470

Scale: 470

The 6th Edition of Pilot Ladder Safety has been revised to include and explain the latest SOLAS Regulations for the safety of pilots and others who have to undertake the hazardous operation of boarding a ship by a rope ladder

Scale: 185238

British Admiralty Nautical Chart 4806: North Pacific Ocean

British Admiralty Nautical Chart 3815: Plans on the East Coast of Luzon is a standard nautical chart

15" Brushed Aluminum Arms Parallel Rule (Weems & Plath 141) I1 - Sumatera - Malacca Strait - Cocos Keeling Is. to Christmas Is. Scale: 470Of all our traditional parallel rulers, the 15 inch (38. 1cm) Brushed Aluminum Arm Parallel Rule is a best seller. This sturdy acrylic parallel rule includes a protractor scale, is easy to use, and is a necessary tool for every seagoing navigator. The two straight edged rulers are connected to maintain the same angle. By walking the rules across the chart and securely holding down the non moving ruler, you can effectively plot a course. 15 inches (38.