Eckfeldt, J. R. (1842). A manual of gold and silver coins of all nations, struck within the past century: Showing their history, and legal basis, and their actual weight, fineness, and value, chiefly from original and recent assays. Published at the Assay Office of the Mint.
Chicago Style (17th ed.) CitationEckfeldt, Jacob Reese. A Manual of Gold and Silver Coins of All Nations, Struck Within the Past Century: Showing Their History, and Legal Basis, and Their Actual Weight, Fineness, and Value, Chiefly from Original and Recent Assays. Philadelphia <Pa.>: Published at the Assay Office of the Mint, 1842.
MLA (9th ed.) CitationEckfeldt, Jacob Reese. A Manual of Gold and Silver Coins of All Nations, Struck Within the Past Century: Showing Their History, and Legal Basis, and Their Actual Weight, Fineness, and Value, Chiefly from Original and Recent Assays. Published at the Assay Office of the Mint, 1842.