Transactions of the Royal Geological Society of Cornwall, Vol.3 p247 - 255
| On the Tin of the Island of Banka, the late Sir Thomas Stamford Raffles, [Communicated by Davies Gilbert & read in September, 1827], III: 247-255, 1828. |
| On the Tin of the Island of Banka, the late Sir Thomas Stamford Raffles, [Communicated by Davies Gilbert & read in September, 1827], III: 247-255, 1828. |