"J. W. Swan, F.C.S.--Electro intaglios from carbon reliefs (Thorwalsden's "Night and Morning"). Photo-mezzotints were taken from these in gelatinous inks, 1860, by J. W. Swan, by the process now known as Woodburytype. Plaster cast from a carbon print of Kenilworth, showing the relief, taken in 1864, by J. W. Swan. Carbon prints twenty years old (photographed and printed in various colours by J. W. Swan). Old print (in red) by T. and R. Annan, by Swan's process. Carbon print, twenty years old (printed in 1864) by double transfer. "B. B. Turner--Talbotype. Negatives and prints from same. Single lens made by Andrew Ross, 1851. "J. Werge--Examples of printing with various metals on plain paper, 1839-42. The Fathers of Photography. Examples and dates of the introduction of early photographs. Daguerreotype, 1839. Collodion positive, 1851. Ambrotype, 1853. Ferrotype, 1855. "W. Willis, Jun.--Specimen of aniline process. Historical illustrations of the development of the platinotype process. "W. B. Woodbury--Photo-relief printing process. Woodbury mould and Woodburytype print from same, 1866. Stannotype printing-press, with mould. Machine for measuring reliefs. Woodbury lantern slides. Early Daguerreotype on copper. Positive photograph on glass. Woodbury balloon camera. Microscopical objects in plaster from gelatine reliefs. Woodbury collographic process. Woodbury photo-chromograph system, coloured from the back, 1869. Woodbury actinometer. Despatch-box camera. Watermark or photo-filigrain process. Transparency on gelatine. The first specimen of Woodbury printing exhibited, including the first mould printed from, and also proofs backed with luminous paint. "Colonel H. Stuart Wortley--Early photo-zincographs, 1861-2. Experimental prints with uranium collodion, 1867 (modification of Wothly's process). Set of apparatus complete for making gelatine emulsion, and preparing gelatine plates, 1877-8. No. 1. Apparatus for cutting gelatine plates either by hand-turning or treadle. No. 2. Stove for keeping emulsion warm for any time at a fixed temperature in pure air, and for the final drying of the plates. No. 3. Apparatus for squeezing emulsion out into water. No. 4. Apparatus for mixing emulsion. Instantaneous shutter, with horizontal motion by finger or pneumatic tube; adjustable wings for cutting off sky, and varying length of exposure."