a Diamond II Become a Gemologist Recollection of Williamson A De Beers team of prospectors had explored the territory around Mwadui a decade earlier without reporting any trace of diamonds
a Diamond II Become a Gemologist The Significance of the Crown by Margaret Odrowaz-Sypniewska During the first three hundred years, of the Polish State, crowns and other royal regalia was kept at Wawel Castle only from time to time