1973. Seventeenth Edition. 177 pages. Pink and white dust jacket over white paper covers. Spanish text. Stamp to first page. Minor foxing and moderate tanning to pages. More prominent to text block edges, lighter to reverse of covers. Mild staining to hinges. Binding remains firm. Paper covers have light edge-wear and corner curling with subtle tanning and scuffing overall. Spine has minor rolling and creasing. Unclipped dust jacket with minor rubbing, chipping and tearing to edges. Some minor tanning, creasing and scuffing overall.