In reply to your letter of the 17th inst. [instant] I am informed by the President that he has no objection to your having the electros of the plates in his paper on the Spectra of Radium, and I have therefore directed our printers to supply you with these.
I am, Gentlemen, faithfully yours,
Robt [Robert] Harrison
Asst. Sec. R.S. [Assistant Secretary, Royal Society]'.