Trinity House, London. E.C. | 30th December. 1863.
Sir,
I am directed to request that you will favor the Elder Brethren with any observations or suggestions which you may consider necessary in relation to the communication, copy of which I enclose1, on the subject of a patented invention for producing an Electric Light for Light-Houses from a new form of Galvanic Battery2.
I am, | Sir, | Your most humble Servant, | P.H. Berthon
M. Faraday Esqr | &c &c &c | Royal Institution. | Albemarle Street.
Please cite as “Faraday4418,” in Ɛpsilon: The Michael Faraday Collection accessed on 27 April 2024, https://epsilon.ac.uk/view/faraday/letters/Faraday4418