Martin, Leopold C. - The Current Gold and Silver Coins of all Countries: their Weight and Fineness and their Intrinsic Value in English Money with Facsimiles of the Coins

Eckfeldt, Jacob Reese - New Varieties Of Gold And Silver Coins: Counterfeit Coins, And Bullion, With Mint Values (1852)

Thorburn, William S. - A Guide to the Coins of Great Britain and Ireland, in Gold, Silver, and Copper: From the earliest period to the present time, with their value