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Deep blue cylindrical glass inkwell with a flared rim, conical lid and knob finial, with white streaks through the glass.

Cobalt Blue Glass Inkwell with Lid

A small cylindrical vessel of deep cobalt blue glass with a flared base and rim, topped by a conical lid with a knob finial. Streaks of white and pale threads mottle the glass surface, and the lid shows weathering and iridescent wear.

Artist
Ancient Roman
Date
1st century
Medium
Glass, blown technique
Source
Art Institute of Chicago
Size
843 × 1277 px
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Public domain · Art Institute of Chicago releases this image under CC0 (latest date 100).
Rights checked 2026-11-05 · tier A · as stated by the source: CC0 (Art Institute of Chicago, is_public_domain=true)

Credit (appreciated, not required for public-domain works): Art Institute of Chicago, Gift of Theodore W. and Frances S. Robinson