| Date | Issue | Rev | DCN |
| 31.08.1986 | draft | DRG-001 | |
| 01.12.1986 | 1 | DRG-002 | |
| 12.10.1987 | 1 | A | DRG-003 |
| 20.07.1988 | 1 | B | DRG-004 |
| 09.01.1989 | 1 | C | DRG-005 |
| 22.05.1989 | 1 | D | DRG-006 |
| 21.08.1989 | 1 | E | DRG-007 |
| 17.01.1990 | 1 | F | DRG-008 |
| 10.05.1990 | 1 | G | DRG-009 |
| 24.04.1992 | 2 | DRG-010 |
Last Updated: March 1995
Contact: Roland Diehl
rod@mpe-garching.mpg.de