| It housed compasses, surveying tools, astrolabes, and armillary spheres that evoked the world of Copernicus and Tartaglia. |
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| He is also said to have constructed a armillary sphere, a water clock, and a bronze gnomon, a pointer whose shadow gives the time of mid-day. |
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| The armillary sphere is a reproduction of a nineteenth-century European original in the museum. |
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| In 1610 he had to improvise an armillary sphere, using the metal hoops of an old barrel. |
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| The clock is a tower topped by an armillary sphere and celestial globe of mechanical and hydraulic engineering, about thirty-five feet high. |
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| Zhang appears to have been the first person in China to construct an equatorial armillary sphere. |
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| Pre-industrial peoples generally considered their habitation as part of a total system that was essentially closed, much like images of the earth in an armillary sphere. |
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| An armillary is really God's eye view of the universe, or what we think of as God's eye view. |
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| In 1816 a symbol for Brazil, the armillary sphere, was added behind the shield. |
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| Arousing still a mystery, the armillary sphere is a mythical object and decorative appreciated. |
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| She is seated on a globe in the form of an armillary sphere. |
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| But, by means of suitable constructions within the armillary sphere, they were able to reduce many of their problems to comparison of similar right-angled plane triangles. |
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| There was also a marble sextant, a triquetram and an armillary sphere. |
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| He now began to construct astronomical instruments, including water clocks for accurate timing and armillary spheres which represent the celestial globe. |
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| Similarly, in homage to China's astronomical achievements, an armillary sphere stands in the middle of the lobby of the Purple Mountain Hotel and has become its emblem. |
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| This was used alongside a clepsydra clock and waterwheel to power a rotating armillary sphere in representation of astronomical observation. |
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| The armillary sphere was used as a navigational instrument by previous Portuguese kings who had sponsored worldwide voyages of exploration and settlement in the 15th and 16th centuries. |
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| Today, and quite unconsciously, the armillary sphere is a subject that values the person who possesses it, although its use and reading are difficult because of armils. |
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| The story may also preserve the work by Bacon and his contemporaries to construct clockwork armillary spheres. |
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| The armillary sphere, the oldest known astronomical instrument, consisted essentially of a skeletal celestial globe whose rings represent the great circles of the heavens. |
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| Instead one can now see an armillary sphere. |
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| The paintings of the scientists and the notables of the Renaissance often show them with a hand on an armillary sphere which represented the top of knowledge and wisdom. |
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| The armillary ring is in fact the equatorial band of an armillary sphere. |
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| The Arabs employed similar instruments with diametric sight rules, or alidades, and it is likely that those made and used in the 12th century by Moors in Spain were the prototypes of all later European armillary spheres. |
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| There are many kinds of cylindrical sundials, but the most popular is maybe the cylindrical shepherd's dial although armillary rings are also quite common. |
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| Guo began to construct astronomical instruments, including water clocks for accurate timing and armillary spheres that represented the celestial globe. |
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