The Address of the ESI is:
Tel. + 43 (1) 4277 28282
Fax + 43 (1) 4277 28299
How to get to ESI?
Travelling either on tram Nr. 5 or on trams Nr. 38, 39, 40, 41, 42. Get out at “Währingerstraße/Spitalgasse”.
From the hotel Kaiser Franz Joseph take the tram Nr. 38 into town (“Schottentor”), and again get out at “Währingerstraße/Spitalgasse”.
From the stop Währingerstraße/Spitalgasse walk along Währingerstraße (left of the park) towards the city center up to Strudlhofgasse, continue along Strudlhofgasse up to the next corner. There turn left into Boltzmanngasse and walk to number 9.
Inside the building, go up two floors, tirn right and you are standing in front of the ESI. The secretary is the third door to the right. See here for more elaborate directions.