^{page 190 note 1} Dr. Thos. Stevenson, Guy's Hospital, has kindly written to say—… “fuller's earth is an agent which I conceive would be very useful for the purpose, it is a substance which would clarify, remove organic matter in solution, and also soften by carrying down chalk.

^{page 190 note 2} Professor W. White's analysis gives 144·00 grains per gallon, oxide and carbonate of iron, “ a most extraordinary amount and far exceeding the most noted chalybeate springs in the world.” E. W. Lewis, upon “ The Geology of Leighton and Neighbourkood.”