sentences:  When he returned to Austria in 1905, he took a second doctorate in Art History under Alois Riegl and Franz Wickhoff at the University of Vienna Institute of Art History.In 1908, Eisler converted to Roman Catholicism in order to marry Rosalia “Lili” von Pausinger, an Austrian baroness and the daughter of the landscape painter Franz von Pausinger.On 9 June 1907, during a trip to Italy, Eisler visited the library of the Archbishop’s Palace in Udine to photograph some codices.