[Wagner, Richard. (1813–1883)] Furtwängler, Wilhelm. (1886–1954) Signed 1937 Covent Garden "Ring Cycle" ContractD. S., Dr. W. Furtwangler, three pages, folio, n. p., 3rd February 1937. The partially printed document is issued by the Royal Opera House, Covent Garden, for the Season 1937, and is a contract between the London and Provincial Opera Society Ltd and Furtwangler, engaging his services as a conductor from 3rd May 1st June 1937 for eight performances at a tax free fee of 150 each, his repertoire to include the Wagner operas Rheingold, Walkure, Siegfried