Trust mortgages may be recorded by furnishing the clerk with a printed copy thereof on not smaller than 8 1/4 by 10 3/4 nor larger than 10 1/2 by 16 ledger paper of good quality with good cloth binding which volume after being duly compared with the original mortgage shall be filed, attested by him or her and kept in his or her office as a trust mortgage record. The clerk shall also certify on a blank page of the then current mortgage record book the recording of such mortgage under the provisions of this section and index the same as provided in section 1154 of this title.