Lu'ong Bac Público Deposited
A silver ingol of a parallelopiped form slightly curved with an average length of 115 mill.; a breadth of 28 mill., and a thickness of 17 mill., and which should weigh about three hundred and seventy-eight grammes. These were used in Endo-China and Cambodia.
- Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)