In 1779 Knipper signed a contract with the Foundling Home that established the Volny Rossiysky Teatre (Вольный Российский Театр – The Free Russian Theatre).
In 1779, Knipper agreed upon terms with the Foundling Home for the establishment of the Volny Rossiysky Teatre (Вольный Российский Театр – The Free Russian Theatre).