Archival objects in this container: Bills and receipts, 1871 to 1877 Cancelled checks, 1873 to 1876 Certificates of assay, approximately 1870 to 1879 Correspondence, 1869 to 1875 Correspondence, approximately 1870 to 1879 Correspondence regarding the construction of a mine shaft, 1876 Correspondence regarding financial accounts, 1870 to 1875 Financial notes and statements, 1872 to 1877 Financial notes, approximately 1870 to 1879 Handwritten copies of letters; mainly concerning business operations and finances, approximately 1870 to 1875