Sound guidance The Phillips Guides to Antiques are practical, informative, well-illustrated and reliable. Home and landscape design Chairs by Peter Johnson and English Porcelain by John Sandon are published by the eminent auction house in conjunction with the Merehurst Press at £15.95 each. The authors are experts and the texts are lively and informative with well-chosen illustrations (in black-and-white and colour) carrying first-rate captions. The formats are sturdy. If you want guidance on the authenticity of a reputed eighteenth or nineteenth-century chair or sofa, a coffee-set or teapot, on which you have set your heart, these guides will prove of considerable help. Shown here: Empire day-bed (top); a selection of Windsor chairs (centre); a George II mahogany chair (above left); a Regency giltwood armchair (above right); Swansea porcelain tray, circa 1810 (below left); and a Liverpool coffee pot, circa 1780 (below right).