Scope and Contents From the Collection: This collection is arranged into several major subgroups. The first group is for the Holter Family and allied families. The second major group is for the Holter Family Enterprises. The remainder of the collection consists of records of numerous companies grouped together in categories, including Mining subgroups, Lumber and Timber subgroups, Agriculture subgroups, Real Estate and Investment subgroups, Mercantile subgroups, Oil subgroups, Utility and Transportation subgroups, and...