Nautical Slide Ruler (Weems & Plath 105) Imray - North Atlantic Ocean These are recessed behind a

These are recessed behind a larger red cross outlined in white

and form the most up-to-date survey of the Science of Navigation in print

Sarigan Island

and practical legal analysis of the work currently undertaken by the English and Scottish Law Commissions with a view to reforming the current legal regime

Nautical Slide Ruler (Weems & Plath 105) Imray - North Atlantic Ocean These are recessed behind aThe 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;