| Object Number | 31-17-152 |
| Current Location | Collections Storage |
| Provenience | Iraq | Ur |
| Section | Near Eastern |
| Materials | Shell |
| Description | CBS Register: no field number. square, mother of pearl. Engraved with 5 dots. (sketch) 20 x 20 mm |
| Length | 2 cm |
| Width | 2 cm |
| Credit Line | British Museum/University Museum Expedition to Ur, Iraq, 1931 |
| Other Number | B19558 - Old Museum Number |
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