A fragment of the film footage of the demolition was discovered five decades later by the film director Lordan Zafranović during research for his 1993 documentary feature , Decline of the Century : Testimony of L. Z. ; 41 seconds of the film survive . This footage was also shown in Mira Wolf 's documentary , The Zagreb Synagogue 1867 @-@ 1942 ( 1996 ) , produced by Croatian Radiotelevision .