He filmed and has an incredible archive about well known Armenians , including the only film footage on Hovhannes Shiraz , incredible footage on Charles Aznavour visiting Armenia after the 1988 earthquake , the funeral of William Saroyan . He filmed and has an incredible archive about well known Armenians , including the only film footage on Hovhannes Shiraz , incredible footage on Charles Aznavour visiting Armenia after the 1988 earthquake , the funeral of William Saroyan ( 1908 - 1981 ) .