Sowerby, James, The Mineral Conchology of Great Britain or Coloured Figures and Descriptions of those Remains of Testaceous Animals or Shells which Have Been Preserved at Various Times and Depths in the Earth. London: printed by Benjamin Meradith, Silver Street, Wood Street, Cheapside, Sold by the Author, 1812-1829, 7 volumes, 1st Ed. 8vo, half morocco gilt, spines with raised bands, gilt edges, Vol7, Supplement without title page, all vols with recent owners bookplate, a good complete set, with the very rare unfinished seventh volume. Note: An Unusual Copy of this rare Book, all the volumes have period pen corrections and additions. Many of the printed specimen titles have been crossed out and corrected. There are additions to some of the text and all page numbers have been altered. There are hand written index lists throughout, in Vol.IV page 39 & 40 are completely hand written. All in the same hand writing. The later Supplement has no alterations.