[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) › c22.20 # Book of Indian Eras, with Tables for Calculating Indian Dates c22.20 Book of Indian Eras, with Tables for Calculating Indian Dates c22.20 - **Language:** English ### [c22.20](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c22.20) 2nd.—Divide the number of cycles thus obtained by 7, to obtain the number of the period. - [Previous: c22.19](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c22.19) - [Next: c22.21](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c22.21) - [Up: c22](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c22) --- Source: [https://indike.org/pramana/ins.epigraphy.cunningham-1883.c22.20](https://indike.org/pramana/ins.epigraphy.cunningham-1883.c22.20) · Pramāṇa