[Pramāṇa](https://indike.org/pramana/) › [Physical](https://indike.org/pramana/inp) › [Artefacts](https://indike.org/pramana/inp.artefact) › [The British Museum, London](https://indike.org/pramana/inp.artefact.bm) › Flask # Flask A sherd from a narrow necked flask with a series of grooves internally and black painted decoration externally, consisting of a Sadaat design of five horizontal lines with two arched lines above. - **Kind:** artefact - **Date:** 3500–2500 BCE --- Source: [https://indike.org/pramana/inp.artefact.bm.1986-1018-197](https://indike.org/pramana/inp.artefact.bm.1986-1018-197) · Pramāṇa