| Level | Item |
| Ref No | L/E/64/74 |
| Alt Ref No | E(L)/64/74 |
| Title | Industrial Rhythm \ About Effort-Measurement Through Movement Observation |
| Date | n.d. |
| Extent | 18 sheets |
| Description | Handwritten notes by Rudolf Laban. |
| Language | English |
| Physical Description | Original reference number was IR/II/2b. |
| Format | Papers |