1903. 877 pages. This is an ex-Library book. Half bound brown leather with purple cloth. Book has been rebound by library, with expected inserts, stamps and inscriptions.Includes illustrations and graphs throughout. Book is written in German. Volume 46. Pages are noticeable marked with visible tanning and thumbing. Water staining to pages edges but text is unaffected. Ex libris plate on front pastedown. Frontispiece's tissue guard is creased and foxed. Text block edges are dusty and tanned. Cracks to hinges, exposing binding thread. Boards have moderate edge wear with corner bumping. Visible tanning to spine and edges with some crushing to spine ends. Gilt lettering is darkened. leather peeling to spine, edges, and corners. Water staining with black marks overall. Book is slightly bowed and forward leaning.