| Reference number | NLB/25/624 |
| Alternative reference number | NLB/25 p375 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to Dr A G Levy |
| Date | 29 November 1902 |
| Description | [Copy letter incompletely copied] 'An Error in the Estimation of the Specific Gravity of the Blood by Hammerschlag's Method, when employed in Connection with Hydrometers'. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Manuscript |
| Access status | Open |