| RefNo | M/226 | 
| Level | Item | 
| Title | Whitworth, Sir Joseph Bart  | 
| Description | Portrait medal.  Obverse: bust of Whitworth, left profile, bearded, hair long, crown of head bare, in collar and coat.  Reverse: a representation of Whitworth's measuring machine | 
| InscriptionContent | Obverse:  SIR JOSEPH WHITWORTH . BART . FRS . DCL . LLD BN  DECR. XXI . MDCCCIII.  On truncation:  18 EJP83. Below:  ALLAN WYON Reverse: A DIFFERENCE OF ONE MILLIONTH OF AN INCH IS MEASURED BY USING FOUR TRUE PLANES IN CONCERT; beneath:  WHITWORTH SCHOLARSHIPS FOUNDED MDCCCLXVIII;  to right: J.S. & A.B. WYON. | 
| ObjectName | Medal | 
| Materials | Bronze-coloured alloy | 
| Dimensions | 57 mm diameter | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA2851 | Whitworth; Sir; Joseph (1803 - 1887) | 1803 - 1887 |