For navigational purposes a more basic and sturdy version was needed, and this became known as the mariner's astrolabe. From LearnThat.org. [yourdictionary.com]
The other instrument, called the astrolabe, was a brass circle marked off into 360 degrees. From Wordnik.com. [Introductory American History] Reference
The astrolabe was a highly developed tool used throughout the Muslim world to measure the altitude of stars and planets. From Wordnik.com. Reference
The '' 'astrolabe' '' was a compact round disc used to observe and calculate the position of. From Wordnik.com. [Conservapedia - Recent changes [en]] Reference
I really like the link to the do-it-yourself astrolabe. From Wordnik.com. [SF meets reality!] Reference
By the introduction of the astrolabe, Ptolemy, and the later. From Wordnik.com. [Human Traits and their Social Significance] Reference
The astrolabe operated under a similar mechanical principal. From Wordnik.com. [Architecture and Memory: The Renaissance Studioli of Federico da Montefeltro] Reference
Its jewelled astrolabe was carried off by a British sergeant. From Wordnik.com. [Sharpe's Honour]
So Columbus steered by astrolabe and the wind behind his ear. From Wordnik.com. [The Heirs of Babylon]
(The oldest extant Greek treatise on the astrolabe.) c. 530-40. From Wordnik.com. [John Philoponus] Reference
He turned the astrolabe in his hand, manipulating the rule on the back. From Wordnik.com. [The Silicon Mage]
Egyptians, and Peruvians, the scarphie of Eratosthenes, the astrolabe of. From Wordnik.com. [Scientific American Supplement, No. 484, April 11, 1885] Reference
An astrolabe shows how the sky looks at a specific place at a given time. From Wordnik.com. [Book review: Thunderer by Felix Gilman] Reference
Museum of Islamic Art An astrolabe, or astronomical device, from 984-985 A.D. From Wordnik.com. [Art's New Oasis] Reference
Epistemon was conjuring, with his astrolabe, to know what latitude we were in. From Wordnik.com. [Five books of the lives, heroic deeds and sayings of Gargantua and his son Pantagruel] Reference
He explained to me thus the wonders of the clock, the astrolabe, and the magnet. From Wordnik.com. [The Name of the Rose]
TED talk on using a 13th-c. astrolabe: I have a distinct fondness for astrolabes. From Wordnik.com. [Linky catch-up – Heuristic] Reference
And if you want to read Chaucer's treatise on the astrolabe, you can find it here. From Wordnik.com. [December 30th, 2009] Reference
Detail of the earliest known Persian astrolabe, from the MHS in Oxford (see below). From Wordnik.com. [Archive 2007-04-01] Reference
An astrolabe was handy for telling time and making measurements by the sun or stars. From Wordnik.com. [Nancy Marie Brown: The Abacus and The Cross: When the Pope Was A Scientist] Reference
An astrolabe built to Islamic sources specification was installed in Nanjing in 1385. From Wordnik.com. [The Art of Chinese Astronomical Technology] Reference
As New Year gifts Denoriel brought Edward a fine astrolabe and a remarkable kaleidoscope. From Wordnik.com. [Ill Met By Moonlight]
The astrolabe was not so useful as the compass, for it could be used only on clear days or nights. From Wordnik.com. [Introductory American History] Reference
In the middle of the table lay a large, circular brass instrument Daoud recognized as an astrolabe. From Wordnik.com. [The Saracen: Land of the Infidel] Reference
Below is a wristwatch astrolabe, made by Dr Ludwig Oechslin at the Swiss watchmakers Ulysse Nardin. From Wordnik.com. [Islamic and Christian Medieval Astronomy: A Shared Heritage] Reference
No one wanted to believe it - and so the thing was put down as a sort of astrolabe - and left at that. From Wordnik.com. [Automata in the Ancient World] Reference
The timbre, astrolabe, and Order of the Garter, for example, would have been suitable as the letter "O.". From Wordnik.com. [Architecture and Memory: The Renaissance Studioli of Federico da Montefeltro] Reference
The next big improvement in surveying, a means of measuring angles between landmarks, was the astrolabe. From Wordnik.com. [Book review: Thunderer by Felix Gilman] Reference
The Brass Compass makes four models of brass astrolabe, including a desk model, for a reasonable price. From Wordnik.com. [Archive 2007-04-01] Reference
Jim Fanjoy makes a nice copper medieval-style astrolabe, based on the descriptions by Chaucer and others. From Wordnik.com. [Archive 2007-04-01] Reference
You could use an Arabic astrolabe for example in Europe with the right latitude plate and a bit of thinking. From Wordnik.com. [Islamic and Christian Medieval Astronomy: A Shared Heritage] Reference
A scholar named Gerbert of Aurillac rediscovered the wisdom of Aristotle as well as the astrolabe and abacus. From Wordnik.com. [Defying Doom] Reference
And there is a very cool java applet that does 4 different kinds of astrolabe and computes the times for you here. From Wordnik.com. [December 30th, 2009] Reference
Despite its unusual figure, it works much like nautical astrolabe to tell time and latitude by the sun's position. From Wordnik.com. [Artifacts from the Age of Astronomy] Reference
Developed around 400 A.D. and perfected in the Islamic world, the astrolabe came to Europe in about the 12th century. From Wordnik.com. [Book review: Thunderer by Felix Gilman] Reference
Although that's mainly because Gallifreyan, or at least Time Lord, language seems to consist of astrolabe hieroglyphs. From Wordnik.com. [December 30th, 2009] Reference
The result - a cornucopia of finds, including cannons (and cannonballs), a real astrolabe and other priceless artifacts. From Wordnik.com. [Archive 2003-03-01] Reference
The astrolabe, which the Greeks had invented and used for astronomical purposes, also came into Europe through the Arabs. From Wordnik.com. [Early European History] Reference
MN Volume two of this navigation rulebook gave instructions for measuring the height of the sun with a nautical astrolabe. From Wordnik.com. [Sailing on and on] Reference
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