xvi, 238pp, , numerous black and white tables, figures, maps, illustrations and photographs. Laminated printed paper-covered boards, colour illustration on front, white titles on front and spine. 8vo. Spine has an ink stain and a shelf number taped into place, spine lightly rubbed. Corners lightly rubbed, top front corner heavily rubbed with paper worn through. Top and fore text block edges have lender's rubber stamps. Front endpapers lightly soiled, front pastedown has signs of sticker removal; front endpapers, title page and copyright page have lender's markings. Otherwise internally neat, clean, bright and tight.