| RefNo | CH/5/4/1 |
| Level | File |
| Title | Transcript and draft of lecture or article beginning "The first hypothesis about chain reactions was introduced....." |
| Date | nd |
| Description | Title at the top "Semenov FS" with a note "Semenov - other copy at Imp Coll." |
| Extent | 1 folder |
| Format | Manuscript and typescript documents |
| AccessStatus | Open |