Hours, Madeleine. Conservation and scientific analysis of painting / Madeleine Hours - New York : Van Nostrand Reinhold Company, Inc., c1976 - 128 pages : color illustrations ; 22 cm. Includes bibliographical references and index. Introduction -- Photography and radiography : Visible radiations -- Discovering the invisible -- Analytic methods : Simple techniques -- Advanced techniques -- Environment and conservation -- Conclusion -- Technical notes -- Selected bibliography -- Index. ISBN: 442235496 Subjects--Topical Terms: PAINTING LC Class. No.: ND 1635 .H68 1976