and a few collections of instrumental music, went missing after World War II, but was given back to Hamburg from Yerevan, Armenia, in 1998. This includes four operas and most of the oratorios. The manuscripts are now located at the Staats- und Universitätsbibliothek Hamburg, the former Hamburg Stadtbibliothek (City Library). Selected works Operas Cleopatra Boris Goudenow Oratorios "Das größte Kind", Weihnachtsoratorium "Die heilsame Geburt", Weihnachtsoratorium Joseph, Oratorium, 1727 Der liebreiche und geduldige David Death After his death in 1764, Johann Mattheson was buried in the vault of Hamburg's St. Michaelis' Church where his grave can be visited. See also Doctrine of the affections Letters and writings of George Frideric Handel Notes References "Johann Mattheson", "Rhetoric and music" from The New Grove Dictionary of Music and Musicians, ed. Stanley Sadie. 20 vol. London, Macmillan Publishers Ltd., 1980. Manfred Bukofzer, Music in the Baroque Era. New York, W.W. Norton & Co., 1947. Further reading Stubbs, Stephen. "Johann Mattheson—the Russian Connection: The Rediscovery of Boris Goudenow and His Other Lost Operas". Early Music 33, no. 2 (May 2005): 283–92. External links : music and books. 1681 births 1764 deaths 18th-century classical composers 18th-century German composers 18th-century German male musicians 18th-century German writers 18th-century German male writers German Baroque composers German male classical composers German opera composers German music theorists German lexicographers German diplomats German duellists German male non-fiction writers Male opera composers Musicians from Hamburg Writers from Hamburg Deaf classical musicians German deaf people 18th-century lexicographers