A very good copy of the revised and enlarged Second Edition in original maroon publishers buckram. S.Folio [12¾"x10¼"] xvi.242pps + 28 large folding plates. pl.1-27 are bound in at the rear and in a pocket at the back - printed on Kodatrace is a duplicate of pl 26. in addition there are 124 text figures and a tissue-guarded sepia gravure frontispiece. An exceptional copy with Foyles Charing Cross label but no ownership marks