Holdings
74.1977,1-3,5-6,8-52; 75.1978,1-17,19-51/52; 76.1979; 77.1980,1-49,51/52; 78.1981; 79.1982,1-25; 93.1996,45; 96.1999,1/2-17u.24-51/52; 97.2000,1-4,6-12,14-41; 98.2001,1/2-7u.9u.11-24u.26-29u.31-51/52; 99.2002; 100.2003,1/2-33u.36-51/52; 101.2004 - 121.2024,26