This collection consists of biographical materials, correspondence, financial records, legal documents, and miscellany of the Warren family. Included are subgroups for Charles S. and Mittie Warren, including a guest register (1890-1936) to the Cedar Cottage in Hope, Idaho; Mary W. and John M. Murphey (the Warren's daughter and her husband); Katherine and Dudley Brown (the Murphey's daughter and her husband); James and Anna Brown (Dudley's parents); James McCartin (Anna Brown's second husband); and a Mining subgroup of subject files of general correspondence, and financial and legal records, concerning mining companies in which members of the Warren family had invested.