| RefNo | MS/119/2/28 | 
| Level | Item | 
| Title | Letter from Humphrey Lloyd, Trinity College, Dublin to Charles James Buchanan Riddell | 
| Date | 5 May 1842 | 
| Description | Lloyd apologises for his late reply. Discussion on the size of the declination and bifilar magnetometers. Lloyd wrote to the Chairman of the Physical Committee regarding the deflection experiments.  | 
| Extent | 4p | 
| Format | Manuscript | 
| PhysicalDescription | Ink on paper | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA8252 | Lloyd; Humphrey (1800 - 1881) | 1800 - 1881 | 
| NA7327 | Riddell; Charles James Buchanan (1817 - 1903) | 1817 - 1903 |