x, 616pp. Beige cloth-covered boards, red titles on spine, many black and white diagrams and photographs. 8vo. Boards moderately stained, rippling in cloth of rear board. Spine sun-faded and moderately worn (affecting titles) with a shelf number sticker at the heel. Spine ends and top corners lightly rubbed, bottom corners heavily rubbed with cloth worn through, front corners moderately rounded. Text block edges moderately tanned. Volume quite loose. Front pastedown lightly stained with an ex-lender's bookplate, front free endpaper has an ex-lender's barcoded sticker held with tanned tape and a lending sheet, rear free endpaper lightly tanned. Gutters occasionally stretched. Copyright page has an ex-lender's stamp. Final page has an ex-lender's stamp. Pages moderately tanned.