— Meagher’s square bellows camera, with folding bottom board, exhibited at the International Exhibition. Noticed in Jurors’ Report.
— Parkesine, the forerunner of celluloid films, invented by Alexander Parkes, of Birmingham.
1863. Pouncy’s fatty ink process; patented January 29th.
— Toovey’s photo-lithographic process; patented June 29th.
— “Tannin Process,” published by Major Russell.
— “Popular Treatise on Photography,” by D. Van Monckhoven. Translated from the French by W. H. Thornthwaite, London.
1864. Swan’s improved carbon process; patented August 27th.
— “Collodio-Bromide Emulsion,” by Messrs. B. J. Sayce and W. B. Bolton; published September 9th.
— “Collodio-Chloride Emulsion,” by George Wharton Simpson; published in The Photographic News, October 28th.
— Willis’s aniline process; patented November 11th.