1906. 2nd Edition. 163 pages. No dust jacket. Red cloth with gilt lettering. Black and white illustrations and fold out diagrams. Pages are moderately tanned and thumbed at the edges, with moderate foxing. Binding has remained firm. Boards are a little rub worn with slight shelf wear to corners, spine and edges. Corners are a little bumped. Spine ends are a mildly crushed, with small splits and chips. Moderate tanning to spine and edges. Boards are notably bowed. Book has a prominent forward lean. Moderate water marks to boards and spine.