| Level | Item |
| Ref No | L/E/62/51 |
| Alt Ref No | E(L)/62/51 |
| Title | Industrial Rhythm \ Assessments \ Assessment of 8th December 1947 |
| Date | 8 December 1947 |
| Extent | 4 sheets |
| Description | Copy of a typed and handwritten effort assessment chart. |
| Language | English |
| Physical Description | Original reference number was IR/XXI/1. |
| Format | Papers |