Copy letter from Herbert Rix, to the Direct Photo-Engraving Company, 38 Farringdon Street, E.C. 'Your estimate £3-15-0 for seven dias. [diagrams] half-tone (Risien Russell) is accepted, and you may put them in hand. Please note that when I send diagrams for estimate I always state name of the Author. In sending the estimates will you kindly quote this name? It will save us much trouble. HR'. 30 July 1894