Sentence Examples with the word astrolabe

Communal dwellings on a much smaller scale occur at Meroka, east of the Astrolabe mountains.

Gradually, from Eratosthenes to Tycho, Hipparchus playing the most important part among ancient astronomers, the complex astrolabe was evolved, large specimens being among the chief observa tory instruments of the 15th, 16th and even 17th centuries; while small ones were in use among travellers and learned men, not only for astronomical, but for astrological and topographical purposes.

These works are lost; but their titles, combined with expressions in the letters of Synesius, who consulted her about the construction of an astrolabe and a hydroscope, indicate that she devoted herself specially to astronomy and mathematics.

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At Humboldt Bay the people are ready to trade, as are the tribes at Astrolabe Bay; here the Russian Miklucho Maclay lived for some time, and was favourably impressed by the natives.

The mariner's astrolabe was superseded by John Hadley's quadrant of 1731.

Morley, Description of Astrolabe of Shah Husain; M.

The principle of the astrolabe is explained in fig.

He wrote also treatises on the astrolabe (a copy of this is in the British Museum), on the abacus (three copies exist in the Vatican library, the library of Leiden University and the Bibliotheque Nationale in Paris), translations of the Kharismian Tables and an Arabic Introduction to Astronomy.

The two forms of the planispheric astrolabe most widely known and used in the 15th, 16th and even 17th centuries were: (I) the portable astrolabe shown in fig.

He was taught the use of the astrolabe (which Prince Yakov Dolgoruki, with intent to please, had brought him from Paris) by a Dutchman, Franz Timmerman, who also instructed him in the rudiments of geometry and fortifications.