Museo Galileo
italiano
previous
Virtual Museum
Hourglass
    • Setting:
      Room V
    • Maker:
      unknown
    • Date:
      17th cent.
    • Materials:
      iron, glass
    • Dimensions:
      height 130 mm
    • Inventory:
      138
    • Hourglass (Inv. 138)

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.