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The history of the compass started more than 2000 years ago during the Han dynasty (202 BC – 220 AD). The first compasses were made of lodestone, a naturally magnetized stone of iron, in Han dynasty China. [1] [2] It was called the "South Pointing Fish" and was used for land navigation by the mid-11th century during the Song dynasty (960 ...
Although map making and use of the grid existed in China before him, [43]: 106–107 he was the first to mention a plotted geometrical grid and graduated scale displayed on the surface of maps to gain greater accuracy in the estimated distance between different locations.
Montage of 8 pages (the third to sixth leaves) of the original 1375 Catalan Atlas Detail of the Catalan Atlas, the first compass rose depicted on a map. The Catalan Atlas (Catalan: Atles català, Eastern Catalan: [ˈatləs kətəˈla]) is a medieval world map, or mappa mundi, probably created in the late 1370s or the early 1380s (often conventionally dated 1375), [1] [2] that has been ...
The Atlas is a World Map, that is, world map and regions of the Earth with the various peoples who live there. The work was done at the request of Prince John, son of Pedro IV, desirous of a faithful representation of the world from west to east. 12 sheets form the world map on tables, linked to each other by scroll and screen layout. Each ...
The ninth leaf contains a circular world map measuring 25 cm (9.8 in) in circumference. And the final leaf contains the Ptolemaic world map on Ptolemy's first projection, with graduation. Some believe Bianco's maps were the first to correctly portray the coast of Florida, as a macro-peninsula is attached to a large island labeled Antillia.
Direction determination refers to the ways in which a cardinal direction or compass point can be determined in navigation and wayfinding.The most direct method is using a compass (magnetic compass or gyrocompass), but indirect methods exist, based on the Sun path (unaided or by using a watch or sundial), the stars, and satellite navigation.
A modern military compass, with included sight device for aligning. A compass is a device that shows the cardinal directions used for navigation and geographic orientation. It commonly consists of a magnetized needle or other element, such as a compass card or compass rose, which can pivot to align itself with magnetic north.
Surviving fragment of the Piri Reis map. The Piri Reis map is a world map compiled in 1513 by the Ottoman admiral and cartographer Piri Reis. Approximately one third of the map survives, housed in the Topkapı Palace in Istanbul. After the empire's 1517 conquest of Egypt, Piri Reis presented the 1513 world map to Ottoman Sultan Selim I (r. 1512 ...