R. P. Ioannis Francisci Niceronis ... Thaumaturgus opticus, seu Admiranda Optices, per radium directum Catoptrices, per reflexum è politis corporibus, planis, cylindricis, conicis, polyedris, polygonis

from the treasury of Tipu sultan taken after the battle of Seringapatam, May 4TH, 1799, India, 17th or 18th century made of beaten gold, of polyhedral form comprised of twenty isosceles ornamented triangles,

A polyhedral dial by david Beringer together with a fruitwood diptych dial by J. Kleininger, German, circa 1800

A turned and molded ivory and Indian ebony 'Tour de Force', circa 1790

A turned and molded ivory and Indian ebony 'Tour de Force', circa 1775

Egidius Lobenigk 1550 - 1595 Collection: Grünes Gewölbe (Green Vault) Additional Artists: Georg Wecker (ca. 1550) Type: Ivory work Rights: Grünes Gewölbe, Staatliche Kunstsammlungen Dresden, Photographer:

Marcel felt that it was extremely profound and significant discovery that all of the crystallographic forms of the 7 major classes can be formed in water as it is going from water to ice crystals. Showing

Experiment: two spherical mirrors, where the thermocouple is in the focus of one of them. The temperature of this thermocouple can be seen by the offset of the indicator on the galvanometer. place the

In 1699 Samuelis Reyheri made an astrological forecast of solar cycles from 1527 to 2118. Samuelis Reyheri, jc. in academia ChristianAlbertina cod. & mathem. prof. p. Novum horologium, mediante quo

Dubreuil, Jean, 1602-1670. La perspective practiqve : necessaire a tovs peintres, gravevrs, scvlptevrs, architectes, orfevres, brodevrs, tapissiers, & autres se seruans du dessein. Diverses methodes

Vatikan, Biblioteca Apostolica Vaticana, Pal. lat. 1343 Direct link: Another work : Scritti di Leonardo Pisano