Tutankhamun's Treasures - Sistrum

Sistrum
Gilded Wood, Bronze
Grand Egyptian Museum #?
There are two of these gilded sistra, formerly JE 62009 and JE 62010, (52cm, 51.5cm, roughly 20 inches), likely designed to be functional.
Source: (T.G.H. James, Tutankhamun, Metro books/White Star 2000) page 260)