Archived Record - Auction Closed!! Auction #102, closed March, 2003

Lot Number: Title: Period: Cartographer: Subject: Size: Hammer Price: Description:

56 Volvelle 1657 Giovanni Paolo Galluci Cartographic Miscellany 7" x 10" $150.00 This wonderful device was used to solve problems concerning the calendar, tide tables, the rising and setting of the sun, moon, or stars, and the positions of planets. This example consists of an engraved circular calendar, inside of which is mounted a separate movable paper disc. These were included in scientific books and atlases and because of their delicate nature most have not survived in tact.