| Level | Item |
| Ref No | L/E/40/20 |
| Alt Ref No | E(L)/40/20 |
| Title | Rhythm \ Investigation of Human Effort, The |
| Date | c.1946 |
| Extent | 60 sheets |
| Description | Handwritten and typed drafts of three articles by Rudolf Laban, with accompanying notes, drawings and diagrams: On Movement Education; The Investigation of Human Effort; The Observation and Specification of Job Efforts. |
| Language | English |
| Physical Description | Original reference number was 32/VII/4. Pages numbered 1-21, 2-11a, 1-24. |
| Format | Papers |