| Reference number | NLB/40/21 |
| Alternative reference number | NLB/40/ p12 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison to Professor Karl Pearson FRS |
| Date | 24 March 1909 |
| Description | 'On the theory of ancestral contributions in heredity.' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA8002 | Pearson; Karl (1857 - 1936); statistician and eugenicist | 1857 - 1936 |
| NA2964 | Schlich; Sir; William (1840 - 1925) | 1840 - 1925 |