[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) › c2.76 # Yantras or Mechanical Contrivances in Ancient India c2.76 Yantras or Mechanical Contrivances in Ancient India c2.76 - **Language:** English ### [c2.76](https://indike.org/pramana/ins.science.raghavan-1952.c2.76) ¹² Cf. Roger Bacon (latter part of the 13th century A.D.) in his \*Epistolo de secretis operibus\*: "Also cars can be made so that without animals they will move with unbelievable rapidity; such we opine were the scythe-bearing chariots with which men of old fought." (THORNDIKE, \*op. cit.\*, Vol. II, p. 654.) - [Previous: c2.75](https://indike.org/pramana/ins.science.raghavan-1952.c2.75) - [Next: c2.77](https://indike.org/pramana/ins.science.raghavan-1952.c2.77) - [Up: c2](https://indike.org/pramana/ins.science.raghavan-1952.c2) --- Source: [https://indike.org/pramana/ins.science.raghavan-1952.c2.76](https://indike.org/pramana/ins.science.raghavan-1952.c2.76) · Pramāṇa