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Last NTM: 27-Mar-2015
Series: Peter V Cruising Guides
Scale: 1:145
NSN: 6605-04-556-9178
#255 Weems Protractor Near Islands Data in this book areWeems and Plath Item 255 Weems Protractor has a movable compass rose grid that can be used to lay off a course or bearing, measure distance between any two points, plot position on a chart from a given set of coordinates, or determine coordinates of position on a chart. Overview An updated version of Breton and Portland Plotters. Variation can be preset on the movable rose for ease in plotting compass bearings. The edges of the Weems Protractor are
