3-Arm Protractor (Weems & Plath 116) Ship Maintenance and Repair Edition #: 78

Edition #: 78

The Rotterdam Rules will be open for signature on 23rd September 2009

and electric

British Admiralty Nautical Chart 4906: Antarctica

environmental professionals

3-Arm Protractor (Weems & Plath 116) Ship Maintenance and Repair Edition #: 78Heavy duty, flexible acrylic construction is the foundation for this easy to use, professional three arm protractor, which is ideal for laying out course lines or plotting fixes from multiple fixed positions obtained by a sextant or hand bearing compass. Overlay it on a chart for full visibility underneath. The center arm is fixed with two adjustable arms. The hole in the center of the compass rose makes it easy to mark your position. The Three Arm