[Pramāṇa](https://indike.org/pramana/) › [Physical](https://indike.org/pramana/inp) › [Artefacts](https://indike.org/pramana/inp.artefact) › [National Museum, New Delhi](https://indike.org/pramana/inp.artefact.nm) › Mass of fragment of copper wire # Mass of fragment of copper wire Mass of fragment of copper wire of many different gauges; some twisted in to close spirals, others into cable. - **Kind:** artefact - **Date:** 200–599 CE --- Source: [https://indike.org/pramana/inp.artefact.nm.2002-5-602](https://indike.org/pramana/inp.artefact.nm.2002-5-602) · Pramāṇa