Vishuddha Siddhanta Panjika

Vishuddha Siddhanta Panjika (Bengali: বিশুদ্ধ সিদ্ধান্ত পঞ্জিকা) is a panjika (almanac) that was first published in 1297 Bengali year (1890 AD). Madhab Chandra Chattopadhyay of the Bengal of undivided India was the first editor.

Source: Wikipedia — Vishuddha Siddhanta Panjika (CC BY-SA 4.0)