1860. No Edition Remarks. 25 pages. No dust jacket. This is an ex-Library book. Red cloth with gilt titles to spine. Expected library inserts, stamps and inscriptions. Includes graphs. From the Smithsonian Contributions To Knowledge series. Original grey card covers to rear. Pages have slight foxing, tanning and minor thumbing. Pencil inscriptions to front endpaper. A couple of pages seem to be rough cut. Boards have some edge wear, with slight bumping and fraying to corners, while spine ends are moderately crushed and rubbed. Moderately scratched, rubbed and marked overall. Spine is slightly sunned. Gilt is bright.