|Alternative reference number||NLB/4 p124|
|Title||Copy letter from Herbert Rix, to Professor Ramsay, Fellow of the Royal Society|
|Date||11 April 1890|
|Description||'Lord Rayleigh [John William Strutt] will be obliged if you will send on Mr Pennan's paper to him. He has received your card requesting that it should not be read before the 24th.|
Asst. Sec. R.S. [Assistant Secretary, Royal Society]'