Downloads Check out the new resource system at resources.cnhcirclek.org for a full collection of downloads! 2019-2020 Master Records Sheet (MRS) (105) Blank CERF 2019-2020 (190) Blank CERF 2020-2021 (621) Blank MRF 2019-2020 (154) Blank MRF 2020-2021 (315) CERF Manual (411) MRF Manual (476) MRS Example (76) MRS User Guide (107)