|Alternative reference number
|Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Mrs. B. A. Gould, N.W.8
|4 February 1926
|Informs Mrs B.A. Gould that she can expect permission to reproduce in the Biography of Mrs. Ayrton a plate appearing in her article in Proceedings A.84 ['The origin and growth of ripple-mark']. Subject to acknowledgements being made.