[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) › Ruler # Ruler Carpenter's tool (part of, for drawing straight lines), ruler (?) made of wood. - **Kind:** artefact --- Source: [https://indike.org/pramana/inp.artefact.bm.as1981-17-139-b](https://indike.org/pramana/inp.artefact.bm.as1981-17-139-b) · Pramāṇa