Copy letter from Herbert Rix, to Messrs Gordon & Hollands, Hotel Metropole 'Dear Sirs, The address you want is W. H. Preece [William Henry Preece], Esqu [Esquire], Telegraph Department, General Post Office. Your account appears to be correct & I will send cheque as soon as I get the Treasurer's signature. Yours truly Herbert Rix Asst Sec RS [Assistant Secretary, Royal Society]'. 3 December 1889