| RefNo | RBO/16/59 | 
| AltRefNo | RBO.16.331 | 
| Level | Item | 
| Title | Concerning the magnetical qualitites of iron from an abstract of a letter by Arnold Marcel (nephew of Antoni van Leeuwenhoek) to the Royal Society | 
| Date | 1731 | 
| Description | Figures in text Read to the Royal Society on 24 February 1731
 | 
| Language | English | 
| Extent | 7 sides | 
| Format | Manuscript | 
| Digital images | View item on Science in the Making | 
| AccessStatus | Open | 
| RelatedMaterial | Printed in 'Philosophical Transactions', vol 37, no 423, p 294 |