Blundell Harling

Chartwork navigation complete with Course Plotter and 7-Inch Singlehanded Dividers. Features Used worldwide by practical and shore based instructors Bright blue directional arrow prevents accidental...

Speed-Time-Distance Calculator NATO Pattern Features Simple to use slide rule  Calculates the third variable given the other two (distance covered, given speed and elapsed time) Outer sleeve...

The Blundell Harling Portland Course Plotter is one of the most piece of equipment used in chartwork and navigation and used worldwide by practical and shore based sailors and instructors alike. The...