Leroux, Joseph Joseph Leroux (1849-1904) Price lists Complete Canadian Copper Coin Catalogue, Leroux, Joseph, 1st edition (1882) An Alphabetical Index for the Coin Cabinet 1892 and Supplement 1897 (by Joseph Leroux) etc, Jeffrey Hoare Auctions (nd) Serial Le Collectionneur, Vol. 1, 1 (May 1886) Le Collectionneur, Vol. 1, 2 (June 1886)
