Grand River Institute for BLM Kremmling Field Office No description specified. 1-1 (1 Record) Documents Class III Cultural Resources Inventory Report for a 757 Acre Block in the North McCallum Oil Field Jackson County, Co for Nielson & Associates, Inc. (Gri #2020) (BLM NEPA #Co-Krfo-Oo-55 (EA)) (BLM Cultural #CR-00-72) (2000)