Place/Date of activity

Voorstraat 13; Hartmann continued his activities on a small scale, but got in to disrepute because of fraud scandals (Rotterdams Dagblad, 12-03-2003); In 2007 his company in Delft was declared bancruptcy (De Volkskrant, 19-02-2008)

Place/Date of activity

Voorstraat 13; Hartmann continued his activities on a small scale, but got in to disrepute because of fraud scandals (Rotterdams Dagblad, 12-03-2003); In 2007 his company in Delft was declared bancruptcy (De Volkskrant, 19-02-2008)