To Members of Learned Societies, Authors, &c.

ASHBEE & DANGERFIELD LITHOGRAPHERS, DRAUGHTSMEN, AND PRINTERS, 18. Broad Court, Long Acre.

A. & D. respectfully beg to announce that they devote particular attention to the execution of ANCIENT AND MODERN FAC-SIMILES, comprising Autograph Letters, Deeds, Charters. Title-pages, Engravings, Woodcuts, &c., which they produce from any description of copies with the utmost accuracy, and without the slightest injury to the originals.

Among the many purposes to which the art of Lithography is most successfully applied, may be specified.—ARCHÆOLOGICAL DRAWINGS, Architecture, Landscapes, Marine Views, Portraits from Life or Copies. Illuminated MSS., Monumental Brasses, Decorations, Stained Glass Windows, Maps, Plans, Diagrams, and every variety of illustrations requisite for Scientific and Artistic Publications.

PHOTOGRAPHIC DRAWINGS lithographed with the greatest care and exactness.

LITHOGRAPHIC OFFICES, 18. Broad Court, Long Acre, London.


PHOTOGRAPHY.—The AMMONIO-IODIDE OF SILVER in Collodion (price 9d. per oz.), prepared by DELATOUCHE & CO., Photographic and Operative Chemists, 147. Oxford Street, has now stood the test of upwards of Twelve months' constant use; and for taking Portraits or Views on Glass, cannot be surpassed in the beautiful results it produces. MESSRS. DELATOUCHE & CO. supply Apparatus with the most recent Improvements, PURE CHEMICALS, PREPARED SENSITIVE PAPERS, and every Article connected with Photography on Paper or Glass. Paintings, Engravings, and Works of Art copied in their Glass Room, at Moderate Charges. Instructions given in the Art.

See HENNAH'S new work on the Collodion Process, price 1s., by post 1s. 6d.