Richter´s Anker Steinbaukasten n. 7 “Lemgo”, KK NF, original, 4,6 kg
KleinkaliberNeue Folge. Richter & Cie. Manufacture: F. Ad. Richter & Cie. made in Germany. In 1890 there were 338 GK stone sets and 78 KK, then were produced over 600 different Anchor Stone Building Sets.