Sistrum. Dimensions: h. 20.6 cm (8 1/8 in); w. 14 cm (5 1/2 in). Date: A.D. 1st-2nd century.Although the sound elements have disappeared, the wires are preserved on this functional arc sistrum. The wires terminate in duck heads; in pharaonic examples they mainly take the form of reared cobras. Sound disks would move on the wires, which might also themselves move, to rattle against one another. Where the sound elements are preserved, they are flat or cymbal-like pieces of metal. This arc sistrum is a type seen outside Egypt in the Roman period in the context of Isis cults that encircled the Mediterranean. It does not show the goddess face at the juncture of arc and handle, presumably because the ancient fetish of Bat / Hathor was not understood as necessarily relevant. Indeed, the naos sistrum iconic for Hathor apparently did not move beyond Egypt at all. Atop the sistrum lies a cat, wearing a crescent and disk, with her young. The cat may represent solar associations, or the pacified