fr_document_number,regs_document_id
2017-27389,FWS-HQ-ES-2016-0131-0742
2017-27389,FWS-R4-ES-2017-0041-0001
2017-27389,FWS-R4-ES-2017-0042-0001
2017-27389,FWS-R5-ES-2017-0011-0001
2017-27389,FWS-R6-ES-2017-0010-0001