Research on the Kamal: The Knot-spacing Algorithms used, and a Theory about the Precision Trick - Paperback

by Filiusventi (Author)

Tracing the research and the origin of an ancient instrument, including a comparison of various methods to derive knot-spacing, as well as original research on how to increase reach and precision with a limited size instrument. Also computing the optimum size of a Kamal for a given set of altitudes.