|Alternative reference number
|Copy letter from Herbert Rix, to Professor William Newton Parker, 74 Llandaff Road, Cardiff
|20 June 1892
|'Enclosed herewith you will find the £50 granted from the Donation Fund to assist you in your researches on Protopterus. Kindly let me have your formal stamped receipt for the same.
Asst. Sec. R.S. [Assistant Secretary, Royal Society]'.