Johann Stojka, known to his family and friends as Mongo, was born on 20 May 1929 in Guntramsdorf, near Vienna.
2 Paletzgasse 42
Mongo and his family lived in Paletzgasse 42, Vienna, from 1939.
Family Stojka in Vienna with Viennese friends and family, around 1939; Mother (second from left), her sister Kathi (third from left),Mrs Sprach (5th from left) and the brothers Ossi, Hansi (Mongo), Karli (from left to right).Image copyright: 'Archive of the Documentation - and Cultural Centre of German Sinti and Roma'.
3 Rossauerlände detention centre
On 3 March 1943, Mongo was detained in Rossauerlände detention centre in Vienna.
4 Auschwitz-Birkenau Concentration Camp
Towards the end of 1943, Mongo was sent to Auschwitz-Birkenau Concentration and Death Camp.
5 Buchenwald Concentration Camp
Mongo was deported from Auschwitz-Birkenau to Buchenwald Concentration Camp in August or September 1943.