In May 1849 he began his most active "rescue work" and met prostitutes late at night on the street, in his house or in their houses, writing their names in a private notebook.
I maj 1849 påbörjade han sitt mest aktiva "räddningsarbete" med "fallna kvinnor" och mötte prostituerade sent på natten antingen på gatan, i sitt hus eller i deras hus.