Warsaw, 25 April 1946. Judge Halina Wereńko, delegated to the Commission for the Investigation of German Crimes, interviewed the person named below as a witness. Having advised the witness of the criminal liability for making false declarations and of the significance of the oath, the judge took an oath therefrom, following which the witness testified as follows:
| Name and surname | Maria Surmiak, née Szcześniak |
| Date of birth | 9 October 1898 |
| Parents’ names | Sylwester and Katarzyna |
| Occupation | shopkeeper |
| Education | secondary |
| Place of residence | Warsaw, Żabia Street 5, flat 33 |
| Religion | Roman Catholic |
| Criminal record | none |
From 20 December 1942 until the beginning of the uprising in 1944, my husband, Michał Surmiak, born on 10 October 1894 in Nawaria, district of Lwów, a shopkeeper by profession, had been a patient at the urological department of St Lazarus Hospital in Warsaw, at Karolkowa and Wolska streets.
Thereafter he disappeared without a trace.