. "MF1514433" . . . "23 invoices from the department for special assignments (by Meyer de Vries) concerning the accommodation of Jews in labour camps in Groningen and Drenthe (including appendixes), and some newsletters, januari-april 1942"@en . . . . . . "23 invoices from the department for special assignments (by Meyer de Vries) concerning the accommodation of Jews in labour camps in Groningen and Drenthe (including appendixes), and some newsletters, januari-april 1942"@en .