The collegiate Church of the Holy Cross in Wrocław was built as the mausoleum of the Silesian Duke Henry IV Probus (Henry the Righteous, also called Henry of Silesia).
Wrocław is a city on the Odra river in central Lower Silesia.
Henryk IV Probus - Płyta w kościele Św(ięta) Krzyża Wrocław = Henryk IV Probus - Tombstone in the Holy Cross church, Wrocław.
Fischer 409 (Tomb of Henryk IV without the overprint)
Henryk IV Probus (Henry IV of Silesia)
Wrocław city homepage