Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Dr. [John] S. Owens; Advisory Committee on Atmospheric Pollution, 47 Victoria Street, S.W.l. Notes that the figures sent in with Dr. [John] S. Owens' amended manuscript are different from those from the original paper. Further notes that they have not been condensed in number as requested and asks Dr. Owens if he is still willing to do this. 27 January 1922