| Level | Item |
| Ref No | L/E/64/80 |
| Alt Ref No | E(L)/64/80 |
| Title | Industrial Rhythm \ Personal Records in Effort Values / L.L. Unit as a Personal Record |
| Date | n.d. |
| Extent | 16 sheets |
| Description | Handwritten manuscript by Rudolf Laban. |
| Language | English |
| Physical Description | Original reference number was IR/III/2a. Pages numbered 2-5. |
| Format | Papers |