Shanibarer Chithi (meaning the Saturday Letter in English) was a monthly Bengal literary magazine published by Shaniranjan Press in Kolkata. It was founded in 1929 by Ashok Chattopadhyay as the conservative response to the progressive literary magazine Kallol which was founded a year ago. It started as a weekly. Later it became a monthly. The magazine was one of the major satirical publications in the country. Sajanikanta Das joined the magazine from eleventh issue as the editor.
References
Shanibarer Chithi Wikipedia(Text) CC BY-SA