# Excavations started in 1991 at the Blombos Cave site on the Southern coast of South Africa unearthed a 75,000 year old piece of ocher engraved with hourglass figures, patterns that Schuster identified as basic units of a graphic system used to depict genealogical relations.
Dhadd, an hourglass-shaped traditional musical instrument
Filipetti also recorded and mixed albums for Carly Simon, Barbra Streisand, Vanessa Williams, George Michael, 10,000 Maniacs, Lauren Kinhan, and James Taylor, whose Hourglass Filipetti produced, engineered and mixed, winning Grammy Awards in 1998 for Best Engineered Album and Best Pop Album.
The unique gavel of the United States Senate has an hourglass shape and no handle.
The oldest Korean historical records about an hourglass-shaped drum may be traced to the reign of King Munjong (1047–1084) of Goryeo as a field instrument.
Among the company's first products was an hourglass-shaped bottle of dish soap, designed by Karim Rashid.
The soundbox has an hourglass shape and looks very much like the illustration of a nyckelharpa in Michael Praetorius's Syntagma Musicum III of 1620 (where it is called Schlüssel fiddel).
It is designated the largest hourglass in the world, but is not officially registered in Guinness World Records.
The white slab shows Cook crushed under a fallen tree, watched by a laughing skeleton to the left, a hat-wearing man (who is holding an axe) and Father Time (carrying his traditional scythe and hourglass) to the right, and a company of trumpet-playing angels above.
Unlike black widows, redbacks, and other Latrodectus species, S. grossa does not have a bright red hourglass pattern or any other bright markings.
The Nima Sand Museum, which opened in 1991, also has a 1-year hourglass ("The Sandtimer") in Nima, Shimane Prefecture, Japan which was also inspired by the Timewheel idea.