| English | German |
| actinium C' | Actinium C' (AcC', 211Po, AcC', 211Po) |
| actinium C" | Actinium C" (AcC", 2O7T1, AcC", 2O7Tl) |
| actinium C | Actinium C (AcC, 211Bi, AcC, 211Bi) |
| B4C chamber | B4C-Kammer |
| C-CTR type A1 | Crate-Controller Typ Al |
| C-CTR type A1 | Rahmensteuerung Typ Al |
| d.c. amplifier | GS-Verstärker |
| d.c. coupled summing amplifier | Gleichstrom-Summierverstärker |
| d.c. ionization chamber | Ionisationskammer im Gleichstrombetrieb |
| radium C" | Radium C" (RaC", 21⁰T1, RaC", 21⁰T1) |
| radium C' | Radium C' (RaC', 214Po, RaC', 214Po) |
| radium C | Radium C (RaC, 214Bi, RaC, 214Bi) |
| thorium C' | Thorium C' (ThC', 212Po, ThC', 212Po) |
| thorium C" | Thorium C" (ThC", 208T1, ThC", 208T1) |
| thorium C | Thorium C (ThC, 212Bi, ThC, 212Bi) |
