[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [Yantras or Mechanical Contrivances in Ancient India](https://indike.org/pramana/ins.science.raghavan-1952) › c2.134 # Yantras or Mechanical Contrivances in Ancient India c2.134 Yantras or Mechanical Contrivances in Ancient India c2.134 - **Language:** English ### [c2.134](https://indike.org/pramana/ins.science.raghavan-1952.c2.134) King Mahāsena now pressed Pukkasaka for knowledge of the “Ākāśa-yantra.” Pukkasaka replied that he had not taught Viśvila; he, in fact, did not know it, the Yavanas being the custodians of that knowledge: - [Previous: c2.133](https://indike.org/pramana/ins.science.raghavan-1952.c2.133) - [Next: c2.135](https://indike.org/pramana/ins.science.raghavan-1952.c2.135) - [Up: c2](https://indike.org/pramana/ins.science.raghavan-1952.c2) --- Source: [https://indike.org/pramana/ins.science.raghavan-1952.c2.134](https://indike.org/pramana/ins.science.raghavan-1952.c2.134) · Pramāṇa