String Quartet No.7 in Fwas composed by German famous composer Ludwig van Beethoven. This string quartet are well known as the 'Razumovsky'.
String Quartet No.8 in E
String Quartet No.9 in C
String Quartet No.7 in F = Razumovsky No.1The reason that this music is called 'Razumovsky' is that this music was dedicated to Russian Nobility 'Count Andrey Kyrillovich Razumovsky' who was a Russian diplomat.
String Quartet No.8 in E = Razumovsky No.2
String Quartet No.9 in C = Razumovsky No.3