FORM No. 12 (Prescribed Under Rule 87) Register of adult workers Serial No. Name and Residential Address Father's Name Nature of work Letter of group Number of relay if No. and date of Certificate if an adolescent Remarks as in form 11 working in shifts No. of Certificate and date Token number giving reference to the certificate 1 2 3 4 5 6 7 8 9 Page 130 of 151