Domestic Water Heating by Gas: A Supplement to the Watson House Bulletin Availability: 1 in stock SKU: 011826 £14.60 Qty: Add to cart Custom wishlist OK Add to wishlist Add to compare list Email a friend 164pp. Printed light card covers. 8vo. Light chipping to edges and wear to covers. White stain on front. Internally, neat, clean, bright and tight. Prepared to assist those required to advise on the choice of water heaters and those responsible for their installation and maintenance.