The Robert Craig Wallace Papers contain six subgroups. Robert Craig Wallace's personal papers include financial records (1873-1916), legal documents (1873-1911) and miscellany (1884-1892), including items relating to his son David's education at Michigan Military Academy. James L. Davis' personal papers consist primarily of invoices (1873-1911) for purchases he made. The bulk of the collection consists of financial records (1873-1899) for the Davis and Wallace/R.C. Wallace Company grocery business, including account ledgers, invoices, and inventories. There are also incoming correspondence (1873-1881) dealing with orders, legal documents (1876-1877), minutes (1897-1928), of the board of directors, and miscellany. The Dearborn Land and Livestock Company records consist of incoming correspondence (1911-1920) and financial records (1920-1915) The Elkhorn Queen Mining Company records consist of minor financial records and legal documents (1905-1921) and a stock transfer journal (1886-1907). The W.C. Gillette Company records consist of financial records (1910-undated) and legal documents (1910).