1950. Sixth Edition. 64 pages. Pictorial paper cover. Contains colour in-text illustrations. Pages are lightly tanned and foxed throughout. Occasional thumb-marking present. Minor pen marking to surfaces. Rust staining to gutters. Binding remains firm. Paper cover has moderate edge wear with scuffing to edges and creasing. Small splits to joints. Rust staining to staple binding. Mild tanning to spine and edges. Dark rubbing to surfaces with curling to corners. Minor pencil inscription to front cover.