| Level | Item |
| Ref No | L/E/6/13 |
| Alt Ref No | E(L)/6/13 |
| Title | Choreology (Effort) \ Various notes relating to Effort |
| Date | n.d. |
| Extent | 7 sheets |
| Description | Handwritten manuscript with diagrams by Rudolf Laban. |
| Language | English |
| Physical Description | Original reference number was 12/VIII/22a. |
| Format | Papers |