Journal of the Photographic Society of London, Volume 191895 - Photography Vols. for 1853- include the transactions of the Royal Photographic Society of Great Britain. |
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acid Acworth anastigmat aperture apparatus bath Birt Acres block blue Bolas bromide Carbon catechu centre Chapman Jones chloride colour correct exposure curve Dallmeyer DEBENHAM Dennis Taylor densities diagram diaphragm DITTO dots dry plates effect Exhibition exposed film focus give glass gradation green half-tone negative HAND CAMERA Hurter and Driffield illumination illustration inch Iris diaphragm JAMES GLAISHER Journal lantern slides lens lenses Lent by Messrs light intensities lines London luminosities mercury method object obtained opacities opaque ordinary plate oxalate oxygen Packham paper Patent period platinotype platinum prints Portrait practical produced rapid Rapid Rectilinear ratio rays Rectilinear Lens Road Ross Royal Photographic Society Russell Street salt screen sensitive plate shadows silver sodium sodium bisulphite solution spectrum speed spherical aberration Square stop Studio surface temperature theoretical plate toning transparent under-exposure Warnerke yellow دو دو دو