[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Archaeology, epigraphy and coins](https://indike.org/pramana/ins.epigraphy) › [Book of Indian Eras, with Tables for Calculating Indian Dates](https://indike.org/pramana/ins.epigraphy.cunningham-1883) › c5.9 # Book of Indian Eras, with Tables for Calculating Indian Dates c5.9 Book of Indian Eras, with Tables for Calculating Indian Dates c5.9 - **Language:** English ### [c5.9](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c5.9) We have another testimony to the early use of the lunar fortnights in a passage of Quintus Curtius, whose information must have been obtained from some of the writers who accompanied Alexander the Great.‖ "Their months consist of fifteen days; but they keep the full year. They reckon time by the course of the moon; not as most people do, but by half-moons.” - [Previous: c5.8](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c5.8) - [Next: c5.10](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c5.10) - [Up: c5](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c5) --- Source: [https://indike.org/pramana/ins.epigraphy.cunningham-1883.c5.9](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c5.9) · Pramāṇa