Museo Galileo
italiano
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Virtual Museum
Hourglass (sand)
    • Setting:
      Room II
    • Maker:
      unknown
    • Place:
      Italian?
    • Date:
      17th cent.
    • Materials:
      ebony, boxwood, glass
    • Dimensions:
      height 110 mm
    • Inventory:
      429
    • Hourglass (sand) (Inv. 429)

Powder hourglass housed in a circular iron frame with four small pillars. The glass capsules 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.