From the first 50 I havent seen:

(5) Dir 8 (Fellini, Federico; 1963; Italy) 
(10) Dir Sunrise (Murnau, F.W.; 1927; US) 
(17) Dir Passion of Joan of Arc, The (Dreyer, Carl; 1928; France) 
(2 Dir L'Avventura (Antonioni, Michelangelo; 1960; Italy-France) 
(36) Dir Ordet (Dreyer, Carl; 1955; Denmark) 
(37) Dir Seventh Seal, The (Bergman, Ingmar; 1957; Sweden) 
(41) Dir Ugetsu Monogatari (Mizoguchi, Kenji; 1953; Japan) 
(43) Dir Persona (Bergman, Ingmar; 1966; Sweden) 

Im curious for all of those, and have some waiting at home.