[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Historical geography](https://indike.org/pramana/ins.geography) › [The Ancient Geography of India. I. The Buddhist Period, including the Campaigns of Alexander, and the Travels of Hwen-Thsang](https://indike.org/pramana/ins.geography.cunningham-1871) › c11.17 # The Ancient Geography of India. I. The Buddhist Period, including the Campaigns of Alexander, and the Travels of Hwen-Thsang c11.17 The Ancient Geography of India. I. The Buddhist Period, including the Campaigns of Alexander, and the Travels of Hwen-Thsang c11.17 - **Language:** English ### [c11.17](https://indike.org/pramana/ins.geography.cunningham-1871.c11.17) ∗ 'Histoire de l'Astronomie Chinoise,' i. 77, quoted in Julien's 'Hiouen Thsang,' iii. 258. The value of the \*li\* is determined from the mean measurement of three different degrees by the Chinese astronomer Y-hang, between 713 and 756 A.D., or just one century after the date of Hwen Thsang's travels. - [Previous: c11.16](https://indike.org/pramana/ins.geography.cunningham-1871.c11.16) - [Next: c11.18](https://indike.org/pramana/ins.geography.cunningham-1871.c11.18) - [Up: c11](https://indike.org/pramana/ins.geography.cunningham-1871.c11) --- Source: [https://indike.org/pramana/ins.geography.cunningham-1871.c11.17](https://indike.org/pramana/ins.geography.cunningham-1871.c11.17) · Pramāṇa