Jacob Herbert to Faraday   28 March 1855

Trinity House, London | 28th March 1855

My dear Sir,

The Elder Brethren having it in contemplation to try the prepared Zinc experimentally by painting two or three of the Light Houses this year with that preparation in lieu of White Lead, I am directed to transmit to you the accompanying Sample of Zinc Paint, in the state for mixing, which has been submitted as that which it is proposed to use, in the trial referred to; and to signify their request that you will favor them by analyzing the same and reporting the result, at your convenience¹.

I remain | My dear Sir | Your very faithful Servant | J. Herbert

M. Faraday Esq. D.C.L