Anthony's photographic bulletin for .. . a good unbreakablefocusing- screen. • Never pack plates with newspaper in contact with the sensitivesurface. Use pure white tissue or filter paper, and, if neither areobtainable, lay the plates film to film without any separators. Salts of lemon, mixed with warm water, will remove gold stainsfrom cloth and linen goods without injury to the latter. OO^OC As a hardening or toughening solution for gelatino-chloride papers,potash alum solution is usually recommended. The best solution issaid to be that made by dissolving i part of pure sulphate ofaluminum i
Anthony's photographic bulletin for .. . a good unbreakablefocusing- screen. • Never pack plates with newspaper in contact with the sensitivesurface. Use pure white tissue or filter paper, and, if neither areobtainable, lay the plates film to film without any separators. Salts of lemon, mixed with warm water, will remove gold stainsfrom cloth and linen goods without injury to the latter. OO^OC As a hardening or toughening solution for gelatino-chloride papers,potash alum solution is usually recommended. The best solution issaid to be that made by dissolving i part of pure sulphate ofaluminum in 70 parts of water. This can be used repeatedly untilit loses its power or becomes turbid, when it should be discarded. 00^,00 The accompanying cut shows an instrument devised by Fred. for rubbing down prints duringmounting. It is constructed out of an oldboxwood rule, the ends being beveled androunded with glass paper. A piece of waxedor parchment paper is interposed betweenit and the print, to prevent damage to the Otto Lilienthal, known to fame as a daring- and expert aerialnavigator, died from injuries received while using his flying photographic reproductions showing the machine in actualflight have appeared in our German contemporaries, and there islittle doubt but that he did much to re-awaken interest in the problemof aerial navigation. _ Dr. J. Dl Nobele suggests the application of photography fordetecting malformations of the body and uses a frame, across whichare stretched at frequent intervals cross wires. The screen is placedas close as possible to the subject, and the whole is method was carefully described and well illustrated in TheInternational Annual, vol. vii, page 116. The September number of The Practical Photographer, publishedby Percy Lund & Company, is indeed a novel one. Photography andPhotographers in Japan is the title of the issue, and our good friend,VY. K. Burton, leads off with a capital artic
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectphotogr, bookyear1870
