Erna came to the Netherlands on November 27th, 1939 according to the woningkaart of the house on the Niuwe Kerkstraat. Ruth and Rosa came to the Netherlands earlier: on January 7th, 1939. Their mother, Lea Grunberg, born on 14.04.1904 in Chenziny came to Amsterdam on 21.04.1939. Rosa and Ruth stayed…