| Level | Item |
| Ref No | L/E/66/42 |
| Alt Ref No | E(L)/66/42 |
| Title | Industrial Rhythm \ Memorandum on the use of Personal Effort Assessments by W.D. Lamb |
| Date | 16 August 1951 |
| Extent | 4 sheets |
| Description | Copy of a typed manuscript by Warren Lamb. |
| Language | English |
| Physical Description | Original reference number was 37/L/095/02/2. Pages numbered 2-4. |
| Format | Papers |