| RefNo | LBO/1/11 | 
| AltRefNo | LBO/1/31 | 
| Level | File | 
| Title | Copy letter from Henry Power, Halifax, to William Croone | 
| Date | 24 March 1661 | 
| Description | Concerning some magnetical experiments, three of which he hopes they have received. Has since been tampering with the loadstone, which will advance his hypothesis 'that the effluvium of all Magneticks ......are channelled through magnetick bodies, as lighrt through a burning - glasse'  Describes the experiment which  he would like annexed to his former ones. Asks for Croone to send him details of Dr Wren's instrument. | 
| Language | English | 
| Extent | 2p | 
| Format | Manuscript | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA6761 | Power; Henry (c 1623 - 1668); natural philosopher and physician | c 1623 - 1668 |