9 221 resultat inom Institution Museo Galileo - Istituto e Museo di Storia della Scienza
In 1564 Galileo was born in Pisa, where his schooling began. In 1574 he began to study in Florence with the Vallombrosan monks, but was taken away by his father before he had completed his course of study [...]
The armillary sphere, mounted on a turned wooden stand, is made of wood covered with printed paper. It holds a small colored and well-delineated terrestrial globe. It was published by the Maison Delamarche of Paris.
The object is composed of a round foot, a hollow baluster stem, and a cup in the shape of an inverted cone. This design is typical of the à la façon de Venise [Venetian style] production found in Tuscany, particularly for ordinary glassware.
The object is composed of a round foot, a straight, thin stem, and a very wide, shallow cup (called bevante ["for drinking"] by the Murano craftsmen).
Barometer built in 1793 by the famous Paris instrument-maker Nicolas Fortin. The mercury is missing. The instrument is fixed to a semi-spherical brass plate with graduations in French inches. The cistern is made of boxwood. Appreciated for its robustness,…
Round-bottomed glass eudiometer built in the late eighteenth century on the model designed by Alessandro Volta. The top end carries a small hollow brass cylinder with slits and three radiating pointed rods. A glass cylinder is attached to the brass cylind…
Round-bottomed glass eudiometer. The top end carries a small hollow brass cylinder with slits and three radiating pointed rods. A glass cylinder, in a brass mount graduated from 0 to 100, is attached to the brass cylinder. A swiveling brass ring is fasten…
Mercury thermometer probably built by Felice Fontana, comprising a pear-shaped bulb and a long broken tube, mounted on a wooden board with the scale marked on paper. The board is hinged and folds flat when the clasp is released.On the back are the followi…
Empty bottle, lacking a stopper, with late eighteenth-century label identifying the original contents as "microcosmic salt" [sic]. The term generally denoted the crystallized salts found in human urine. Given Grand Duke Peter Leopold's keen …
Glass bottle with cork stopper containing lava stone.
Fireclay retort with neck and curved side beak, probably made in the second half of the eighteenth century.
Fireclay retort signed "Wedgwood" on the beak, from the workshop of Josiah Wedgwood, the famous potter and instrument-maker. The Museo di Fisica e Storia Naturale of Florence purchased 13 retorts in April 1793 to increase the capabilities of the…
This astrolabe presently comprises two tympanums, for latitudes 30° and 33°, the other for latitudes 36° and 42° (corresponding to the regions between Persia and the Black Sea). There is an alidade, a rule, and a rete. The back carries a double shadow squ…
This small astrolabe comprises three tympanums: two are for latitudes 41°/42°, and 43°/44° (corresponding to the regions between Castille and Provence); the third is ungraduated. There is a rete and an alidade. The rete bears twenty-two silver studs repre…
This small astrolabe comprises three tympanums for latitudes 40°/45°, 42°/36°, and 50° (corresponding to Spain, Italy, and France). There is a rete (extensively damaged) and an alidade. The limb of the mater is graduated and divided into 24 parts. The bac…
This dial is known as a naviculum dial because is shaped like a small boat. Of this type of instrument, documented from the fourteenth century, only a small number of specimens have survived. The dial consists of two engraved brass plates joined together.…
This horary disk has a revolving index, but other parts are missing. Despite its rather crude manufacture, it could convert the various types of equal hours most commonly used in Europe: Italian hours, Babylonian hours, and astronomical hours. There are t…
Instrument in the shape of a trapezoidal solid whose faces carry different types of dials (vertical - horizontal - polar). This finely engraved and decorated instrument is still fitted with tilting gnomons. The upper part has a small compass for orienting…
Rectangular dial with compass (parts missing) for orienting the instrument, inserted in the center of a removable disk bearing the zodiac signs, and the windrose. The edges of the table are engraved with another dial complete with gnomon and a second wind…
Round sundial whose surface is marked with three dials: the first for astronomical hours, the second for Italian hours, the third for ancient or Jewish hours. The gnomon of the third dial is missing. Signed by Giovan Battista Magnelli, a maker on whom we …
Dial mounted in a small oval box with a hinged lid, which carries two embossed figures. In the base is inserted a compass for orienting the dial. Fitted with a suspension ring, the instrument could be worn as a pendent. Provenance: Medici collections.
Dial in the shape of a box whose outer sides are decorated with ornamental motifs. The lid carries a female bust in relief. The dial has an horary disk with a gnomon, similar to item inv. 134. On the bottom is a compass for orienting the dial with the col…
Powder hourglass housed in a hexagonal iron frame with six small pillars. The glass compartments are joined at the center by paper disks. The time elapsed was measured by the quantity of powder falling from the upper compartment to the lower one.
Powder hourglass housed in a circular iron frame with four small pillars. The glass capsules are joined at the center by paper disks. The time elapsed was measured by the quantity of powder falling from the upper compartment to the lower one.