Nautical Slide Ruler (Weems & Plath 105) Ceram Sea British Admiralty Nautical Chart 1612:

British Admiralty Nautical Chart  1612: Harbours and Anchorages on the East Coast of England and Scotland is a standard nautical chart

Edition Date: 2001-11-24

2 NFPA Publications

San Diego Bay to Cape Mendocino is a standard nautical chart

seafarers will ensure safer voyages and enhanced situational awareness on the bridge

Nautical Slide Ruler (Weems & Plath 105) Ceram Sea British Admiralty Nautical Chart 1612:The 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;