NA 005
DIN Standards Committee Building and Civil Engineering
DIN 21920-7 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN 21901 | 1984-02 | Mine plans; structure and list of standards; general principles More |
| DIN 21904 | 1994-01 | Mine plants; lettering More |
| DIN 21905 | 1993-11 | Mine plants; drawing principles More |
| DIN 21920-2 | 1996-04 | Mine plans - Petrography - Part 2: Magmatites More |
| DIN 21920-3 | 1996-04 | Mine plans - Petrography - Part 3: Metamorphic and other lithogenetic phenomena More |
| DIN 21920-4 | 1996-04 | Mine plans - Petrography - Part 4: Minerals More |
