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Douglas Protractor plotter Theory of the Mechanical Correction
Douglas Protractor plotter Theory of the Mechanical Correction
Douglas Protractor plotter Theory of the Mechanical Correction
Douglas Protractor plotter Theory of the Mechanical Correction

Douglas Protractor plotter Theory of the Mechanical Correction

SKU: 81389136072

4.9
USD30.00 USD65.00

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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9

Description

Theory of the Mechanical Correction of the Compass

Hasselborough and Buckles Bays 1:15

Kitava Island 1:37 500

Edition 20 Feb 2026

Sheet Bend (Doubled Sheet Bend too)

Douglas Protractor plotter Theory of the Mechanical CorrectionDouglas Protractor Suitable for plotting courses and bearings. Mat surface can be written on with pencil. Material: transparent plastic. Length 125 mm Width 125 mm Thickness 1 mm

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