1) Mechanical calculator 
The promptuary was a calculating machine invented by the 16th-century Scottish mathematician John Napier and described in the second edition of his book Rabdologiae in which he also described Napier`s bones. It performed multidigit multiplication by means of a system of metal plates, inscribed with numbers, that were placed inside a box and turne....
repository; reference book of facts
• (a.) That from which supplies are drawn; a storehouse; a magazine; a repository. • (a.) Of or pertaining to preparation.
Promp'tu·a·ry adjective Of or pertaining to preparation. [ R.] Bacon.