Fergusson's Percentage Unit Of Angular Measurement, With Logarithms; Also A Description Of His Percentage Theodolite And Percentage Compass, For The Use Of Surveyors, Navigating Officers, Civil And Military Engineers, Universities And Colleges
The Kids' Compass Guide: Easy & Fun Way To Master Navigation Skills Colorful Illustrations, Quizzes, And 15+ Interactive Games To Engage Kids With Nature Paperback Book By Tyler Morgan