Digital images of ātasbājī o mombātī tairī śikshā, a guide to manufacturing fireworks and candles. Written by svapan kumār, published by Rajendra Library. Date of publication unknown.
"The original material is owned and held by Rudrajit Mookherjee. Access enquiries should be addressed to Mr Mookherjee via the School of Cultural Texts and Records, Jadavpur University, Kolkata.".