NPG 3136 (2b)
Letter from Sir Thomas Lawrence to William Walker, dated 3 September 1825, regarding the enlargement of the portrait, payment for it and the proposed engraving.
Hotel de Paris
Rue de Rivoli
September 3rd 1825
as the tone of the Head depends materially on that, you will be enabled to proceed farther with the Engraving, then you at present appear to think practicable.
I will write to you immediately on my return and mention the time when I shall want the Portrait to complete it. The addition to its size being entirely my own Act, the price of the Picture can only be that which was at first fixed between us viz. that of a three quarters Portrait, and not of the unusual dimensions of the present Work.
You will I am sure be pleas'd to