| Subject | English | German |
| el. | master negative | Originalnegativ |
| snd.rec. | master negative | Vater |
| gen. | master negative film | Masterfiche (The first generation microform copy of a document from which subsequent copies can be made) |
| gen. | master negative film | Masterfilm (The first generation microform copy of a document from which subsequent copies can be made) |
| gen. | master negative film | Hauptfilm-negativ (The first generation microform copy of a document from which subsequent copies can be made) |