Combination portable sundial and instrument for calibrating sundials

The item is a cutting from Archaeological Journal (see Bibliography).The drawing shows a sundial inscribed with the name EADRIG....

This instrument was made especially for René Descartes (1596-1650). The Frenchman resided in the Dutch Republic from 1629 to 1650, during which time he conducted experiments and wr...

Silver compass and sundial with vegetal decoration, signed by its maker, Muhammad Tamir. It was used to orient the faithful towards Mecca. Iran, 16th –17th c. H. 0,015 m., diam. 0,...

Lettering: Inscriptions on the surgical equipment which forms the costume of the surgeon are as follows. On the instrument on his head: Eleuatoire po' la Teste. On his right arm: B...