| RefNo | PT/18/17 | 
| Level | File | 
| Title | Plates, from 'Observations on the diurnal changes in the position of the horizontal needle, under a reduced directive power, at Port Bowen, 1825' by Lieut Henry Foster | 
| Date | [1826] | 
| Description | Charts showing magnetic needle variation at Port Bowen [Queensland, Australia] from January-March 1825. Does not include text of paper. 
 Subject: Magnetism / Navigation
 
 Published in Philosophical Transactions as 'Observations on the diurnal changes in the position of the horizontal needle, under a reduced directive power, at Port Bowen, 1825'.
 
 Communicated 12 January 1826.
 | 
| Extent | 5p | 
| Format | Manuscript | 
| PhysicalDescription | Ink on paper | 
| Digital images | View item on Science in the Making | 
| AccessStatus | Open | 
| RelatedMaterial | DOI: 10.1098/rstl.1826.0044 | 
| RelatedRecord | PT/18/17/1 | 
| PT/18/17/2 | 
| PT/18/17/3 | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA7230 | Foster; Henry (1796 - 1831); navigator | 1796 - 1831 |