1785 MAIL LONDON TO EDINBURGH WITH LONDON AND EDINBURGH BISHOP MARKS IN BLACK AND RED RESPECTIVELY. Letter from Grosvenor Place, London Nov 1 1785 to 'Mr Jeffry, Writer, Fishers Land, Edinr', charged '7', on reverse fine strikes London Bishop mark '1/NO' in black and Edinburgh Bishop mark 'NO/5' in red. (Ref 143098).