This uncirculated 50 Belgian franc note is a standard circulation banknote issued by the Kingdom of Belgium Treasury. It is a brown, green, and orange note that is dated 16 May 1966, bears the signature of Rene Lauwerijns, and measures 127.5 mm x 64 mm. Its obverse side features King Baudouin I, Queen Fabiola, and the crowned coat of arms. Its reverse side shows the Palais de la Nation in Brussels. Though the note does not have a security thread, it has a watermark of King Baudouin I in profile. The note was designed by Luc De Decker and Henri Schepers and demonetized in 1989.