A guidebook for a particular sort of round slide rule offers detailed directions on the way to use the machine for varied flight calculations. These calculations embody essential features of flight planning, equivalent to figuring out gas consumption, estimated time of arrival, true airspeed, and wind correction angles. Typically, these guides embrace instance issues and options, conversion tables, and diagrams illustrating the correct manipulation of the instrument’s rotating elements and slide.
Proficiency with this analog computational device stays related for pilots even within the age of digital flight planning. It offers a dependable backup technique for essential calculations ought to digital methods fail. Understanding the underlying rules of flight planning reinforces a deeper understanding of aerodynamic components. Traditionally, such a round slide rule served as the first flight planning device, contributing considerably to the event of aviation. Its enduring relevance in pilot coaching underscores its foundational significance within the discipline.