Given name: Icek Family name: Flak

Collaborator, gave in a secret weapons arsenal on the 'Aryan side,' two hidden machine guns; he denounced 'wolnosciowcy' (freedom fighters) and robbed wealthy Jews (Sachsenhaus pointed them out to him). Arrested by the Germans (as unnecessary) at the break of 1941 and 1942 and spent 5 months in Danilowiczowska Street. At the beginning of February 1942, he was moved to Gesia Street.