Charles IV Emperor by the Grace of God ; culture and art in the reign of the last of the Luxembourgs ; 1347 - 1433 ; catalogue of The Exhibition [The Exhibition Charles IV - Emperor by the Grace of God, Culture and Art in the Reign of the Last of the Luxembourgs 1347 - 1433], Prague Castle 16 february - 21 may 2006 - Fajt, Jiří