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Land navigation is the discipline of following a route through unfamiliar terrain on foot or by vehicle, using maps with reference to terrain, a compass, and other navigational tools. [1] It is distinguished from travel by traditional groups, such as the Tuareg [ 2 ] across the Sahara and the Inuit [ 3 ] across the Arctic , who use subtle cues ...
We, the Navigators, The Ancient Art of Landfinding in the Pacific is a 1972 book by the British-born New Zealand doctor David Lewis, which explains the principles of Micronesian and Polynesian navigation through his experience of placing his boat under control of several traditional navigators on long ocean voyages.
Topographic maps are also commonly called contour maps or topo maps. In the United States, where the primary national series is organized by a strict 7.5-minute grid, they are often called or quads or quadrangles. Topographic maps conventionally show topography, or land contours, by means of contour lines.
Position resection and intersection are methods for determining an unknown geographic position (position finding) by measuring angles with respect to known positions.In resection, the one point with unknown coordinates is occupied and sightings are taken to the known points; in intersection, the two points with known coordinates are occupied and sightings are taken to the unknown point.
Reading comprehension is a part of literacy. Some of the fundamental skills required in efficient reading comprehension are the ability to: [7] [8] [9] know the meaning of words, understand the meaning of a word from a discourse context, follow the organization of a passage and to identify antecedents and references in it,
A navigation system on an oil tanker. Navigation [1] is a field of study that focuses on the process of monitoring and controlling the movement of a craft or vehicle from one place to another. [2] The field of navigation includes four general categories: land navigation, [3] marine navigation, aeronautic navigation, and space navigation. [1]
In this book he included two original treatises about questions of navigation. For the first time the subject was approached using mathematical tools. This publication gave rise to a new scientific discipline: "theoretical or scientific navigation". In 1545, Pedro de Medina published the influential Arte de navegar. The book was translated into ...
Longitude: The True Story of a Lone Genius Who Solved the Greatest Scientific Problem of His Time is a 1995 best-selling book by Dava Sobel about John Harrison, an 18th-century clockmaker who created the first clock (chronometer) sufficiently accurate to be used to determine longitude at sea—an important development in navigation. The book ...