xii, 304pp, 2pp of publisher's ads. White cloth-covered boards, colour photograph on front, black titles on front, black and white titles on spine, numerous black and white charts, tables, diagrams and photographs, several colour illustrations and charts. 8vo. Boards lightly soiled. Spine ends lightly rubbed, shelf number stickers at heel held with tape which extends onto the boards; corners lightly rubbed and rounded. Text block edges very lightly tanned; lender's rubber stamps on the top and fore-edges. Lender's stamps, security device and markings on endpapers, title and preface pages. Very light tanning to page margins.
