Interest in the authentic performance of early music has grown dramatically in recent years, and scholarly investigation has particularly benefited the study of keyboard music of the classical period.  In this landmark publication, the most comprehensive study written on Haydn's keyboard sonatas, a leading Haydn scholar presents novel ideas, corrects misconceptions, and offers new hypotheses on long-debated issues of early music research.  The book includes an index listing the sonatas by date of first publication, and an extensive bibliography.  Paperback book, 416 p.