The paper "On the Function of Silica in the Nutrition of Cereals." - Part I. by Mr A. D. Hall and Mr C. G. T. Morison, is in the press, and will be published shortly. It may then be obtained of Messrs Harrison & Sons, 45 St Martin's Lane, W.C.
I am, faithfully yours,
Robt [Robert] Harrison
Assistant Secretary R.S. [Royal Society]'.