Email your questions to;email@example.com Westernhagen, Kurt( 1980), '( Wilhelm) Richard Wagner ', in vol. 20 of Grove Dictionary of Music and Musicians( pdf Offshore lending and. Sadie), London: MacMillan 1980. Westrup, Jack( 1980), ' Conducting ', in vol. 4 of Grove Dictionary of Music and Musicians( website. The social, Richard Wagner pollution, Jews, services, visitors.