[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) › c2.217 # Yantras or Mechanical Contrivances in Ancient India c2.217 Yantras or Mechanical Contrivances in Ancient India c2.217 - **Language:** English ### [c2.217](https://indike.org/pramana/ins.science.raghavan-1952.c2.217) ³⁷ Cf. Roger Bacon, \*op. cit.\*:—"Also flying machines can be constructed so that a man sits in the midst of the machine revolving some engine by which artificial wings are made to beat the air like a flying bird...." (THORNDIKE, \*op. cit.\*, Vol. II, pp. 654-5). - [Previous: c2.216](https://indike.org/pramana/ins.science.raghavan-1952.c2.216) - [Next: c2.218](https://indike.org/pramana/ins.science.raghavan-1952.c2.218) - [Up: c2](https://indike.org/pramana/ins.science.raghavan-1952.c2) --- Source: [https://indike.org/pramana/ins.science.raghavan-1952.c2.217](https://indike.org/pramana/ins.science.raghavan-1952.c2.217) · Pramāṇa