Letter from Sir Gore Ouseley, 49 Upper Grosvenor Street, London, recommending for employment 'a learned Persian ... selected for a national institution here by the Reverend Mr Wolff in Persia', 26 May 1826
Letter from Col Martin White to Messrs Palmer & Mackillop, Coleman Street, London, asking for correspondence to be forwarded to Brussels and confirming that his appointment at the College lasted from 18 Apr to 23 Jun 1826 only, 16 May 1827
Letter from Sandford Arnot and Duncan Forbes, 23 Leicester Square, London, soliciting patronage for their Persian grammar, intended for use in their private school-'by far the greatest proportion of our pupils ... have consisted of young gentlemen qualifying themselves for your military service', 4 Mar 1828