| Level | Item |
| Ref No | L/E/6/17 |
| Alt Ref No | E(L)/6/17 |
| Title | Choreology (Effort) \ Notes, symbols and drawings on effort |
| Date | n.d. |
| Extent | 5 sheets |
| Description | Handwritten notes and symbols by Rudolf Laban. |
| Language | English |
| Physical Description | Original reference number was 12/X/3a. Varied sheet sizes. |
| Format | Papers |