LEADER 00000nam 2200229 a 4500 001 0234899 003 UkHlHU 007 t 008 002702 1 1968 000 eng 040 UkHlHU 050 4 DF 571 S8 100 0 Stratos, Andreas N. 245 00 Byzantium in the seventh century. 260 Amsterdam :|bHakkert,|c1968. 300 5v. 500 v.1-5. 946 6XX absent