Nautical Slide Ruler (Weems & Plath 105) Rio de la Plata 4 Medic/Safety Officer

4 Medic/Safety Officer

the necessity for timely and efficient response measures cannot be overstated

Excuses for Deviation and Delay in Prosecution of Voyage

With its robust design and comprehensive layout

British Admiralty Nautical Chart 2820: Pointe de Penmarc`h to Pointe de Trevignon is a standard nautical chart

Nautical Slide Ruler (Weems & Plath 105) Rio de la Plata 4 Medic/Safety OfficerThe Nautical Slide Rule offers a foolproof, immediate solution to all common speed time distance problems and is convertible to statute or nautical miles. It also allows the user to compute distance in yards if the speed is factored in knots. The Nautical Slide Rule is sometimes referred to as a Time Speed Distance Calculator. Immediate solution to all speed time distance problems Equally applicable for nautical or statute miles Speed in knots or mph;