|Alternative reference number
|Copy letter from Robert William Frederick Harrison, to Messrs Wesley and Son, 28 Essex Street, Strand, W.C.
|26 February 1897
|'Referring to the Krakatoa volume, it will be best for you to forward it to the U.S. Geological Survey together with the bill.
I am, Yours faithfully,
Asst. Sec. R. S. [Assistant Secretary, Royal Society]'.