Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Dr E J Russell, Lawes Agricultural Trust, Rothampstead Experimental Station, Harpenden, Herts 'Replying to your letter of the 14th instant, so far as our arrangements here go at present, it will be convenient for the Lawes Agricultural Trust Committee to have the use of our Committee room on Mondays May 3rd and 10th, and I have made a note of these meetings accordingly.' 16 April 1915