Class number details
| 600, GAG-b, 2063 AN: 1072 c.1/1073 c.2 600  600, GOE-t, 1987 AN: 3747 c.1 3746 c.2  600, GRU-g, 1970 AN: 4039  600, HAC-t, 1987 AN: 3812  600, KRY-a, 1967 AN: 3700  600, SHA-t, 1964 AN: 3798  600.952, OBE-t, 1970 AN: 3863 | 
Library items with class number 600, GAG-b, 2063 AN: 1072 c.1/1073 c.2 (0)
empty descriptor

