Peter Henry Berthon to Faraday   14 February 1860

Trinity House, London, | E.C. | 14th February 1860.

Sir,

I am directed to transmit to you the accompanying Six Samples of Red Lead, and to request you will be so good as to analyse the same, and favour me with the result for the Board’s information.-

I am, | Sir, | Your most humble Servant, | P.H. Berthon

Professor Faraday. | &c &c &c