Peter Henry Berthon to Faraday   17 April 1856

Trinity House London | 17 April 1856

Sir,

I am directed to forward to you the accompanying sample of white Lead from the delivery made by the Contractor at the Trinity Buoy Wharf, for the Service of the Corporation,- and to request that you will be pleased to analyze the same, and report the result thereof for the information of the Board¹.

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

M. Faraday Esqr. D.C.L. | &c &c &c