Cancelled checks, correspondence, contracts, royalty statements, will and estate information, and other documents. This series reflects the business enterprises of Anderson, as well as his personal finances. There are day-to-day accounting files, such as cancelled checks (mostly Eleanor Anderson's), bills, and receipts. In addition, there is stock, tax, and real estate information as well as Anderson's will. There is a substantial amount of correspondence to and from literary agents and book publishers.