Always and never
| Corporate Authors: | , |
|---|---|
| Format: | Book |
| Published: |
Cleveland, OH:
International Society of Explosives Engineers,
1997
|
| Series: | IME's Safety Library Publication ;
4 |
| Subjects: |
| Physical Description: | 3 videocassettes (VHS) (30 m.) : col, sd ; 18 mm |
|---|