In the age of Verdi and Puccini, Wagner and Richard Strauss, opera in Britain and the USA was almost exclusively the preserve of individual private businessmen - the impresarios - who made (and lost) fortunes by personally employing the great stars of the day. Concentrating on the period 1860-1939, this book looks at the successes and disasters of such impresarios as Colonel James Mapleson, grandest and then most unlucky of showmen; and John Christie,...