Identification
ID in this catalogue WCO 21
Type Outflow water clock 
Current Location Oriental Institute Museum, Chicago 
Catalogue Numbers OIM AE7125
Provenance Egypt
Date 282 - 246 BCE
Dimensions Height approximately 10.2 cm; width approximately 13.6 cm; thickness 3.75 cm
Material Black stone, possibly granite 

Condition

Fragmented piece  
Publications

Borchardt, (1920) 

Sloley, (1924)

Sloley, (1931)

Cotterell et al. (1986)

Clagett, (1995) 

Ritner, (2016)

Content
External registers Probably three
External upper band of text Yes
External lower band(s) of text Unknown
Exterior Astronomical Diagram Yes. The fragment preserves part of the barque of Jupiter.
Rim Inscription in ?Nabatean.
Interior markings

Columns of dots, with the incised fill line visible.

Other features  
Notes

This fragment has recently been carefully discussed by Ritner (2016).

See also the entry in: Schomberg, A., Berlin Waterclock Project, ID 38 Oriental Institute 7125, 2019, Edition Topoi, DOI: 10.17171/2-10-32

Images

See Ritner (2016)