Section 501(a) in Police Regulations, Bengal , 1943
(a)For every convict made P.R. the Court officer or other local proficient shall prepare the finger-print slips and note the words "F.P. taken" on the P.R. slip (B.P. Form No. 95), in the jail admission register, the prisoner's history ticket and the Court conviction register. In the case of railway criminals, the words "railway criminals" shall be written in red ink at the top of the slip.