Chart of the River Ganges from Colgong to Hurrisonker, exhibiting the State of its islands and sands during the dry season of 1796-7 / 
Colebrooke, R. H.
[London, 
1803]
In: On the course of the Ganges through Bengal. By R. H. Colebrooke. (Asiastic Researches ... Vol. 7. 1803).