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Hella GmbH & Co. KGaA is an internationally operating German automotive parts supplier headquartered in Lippstadt, North Rhine-Westphalia. The company develops and manufactures lighting, electronic components , and systems for the automotive industry .
Leading lights, also known as range lights in the United States, are a pair of light beacons used in navigation [2] to indicate a safe passage for vessels entering a shallow or dangerous channel; they may also be used for position fixing. At night, the lights are a form of leading line that can be used for safe navigation. The beacons consist ...
On nautical charts, the top of the chart is always true north, rather than magnetic north, towards which a compass points. Most charts include a compass rose depicting the variation between magnetic and true north. However, the use of the Mercator projection has drawbacks. This projection shows the lines of longitude as parallel.
William Walker was born in 1783 and founded a dynasty of watchmakers in St. Helens, Merseyside. [2] His grandson, Thomas Mercer (b. 1822) was apprenticed to him. Thomas’s father, Richard Mercer, was a sailmaker, so Thomas had the horological and the nautical in his career ancestry.
The Chelsea Clock Company is an American clock manufacturing company founded in 1897. Clocks produced by Chelsea Clock Company have been found in the White House, on US Naval Ships, and in homes and offices around the world. The company continues to build and repair clocks at their corporate headquarters in Chelsea, Massachusetts.
E. Howard & Co. was a clock and watch company founded in 1958 by Edward Howard and Charles Rice after the demise of the Boston Watch Company.The pair acquired some of the material and watches in progress through a lien held by Rice against the defunct company.
Parliament had offered a large prize (20,000 pounds) for a practical working solution to the problem of determining longitude at sea and set up the Board of Longitude to evaluate submissions. In spite of the success of the H4 trials, where the timepiece was shown to be very accurate and reliable and had enabled the longitude to be accurately ...
A sailor keeps watch aboard USS George H.W. Bush.. Watchkeeping or watchstanding is the assignment of sailors to specific roles on a ship to operate it continuously. These assignments, also known at sea as watches, are constantly active as they are considered essential to the safe operation of the vessel and also allow the ship to respond to emergencies and other situations quickly.
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