Moscow Operetta Theatre - 14.

"The Merry Widow" ("Die lustige Witwe", operetta by Franz Lehár, 1905).
"Lõbus lesk" (Ferenc Lehári operett).
"Весёлая вдова" (Комп.Франц Легар).

1960s.

*Franz Lehár (Hungarian: Lehár Ferenc; 30 April 1870 – 24 October 1948) was an Austro-Hungarian composer. He is mainly known for his operettas, of which the most successful and best known is "The Merry Widow" ("Die lustige Witwe"). - Wikipedia.