Anthony's photographic bulletin for .. . ventor covered the whole ground, and that it has not been found possible since to discover any material modification which would affect tin- results obtained. Of course, there have been adopted from time to time, one of which, Woodbury gravure, I shall have • ay about later on, but as regards the invention itself, Woodbury printing 1 ly what it was twenty years ago ; and it is singular in this other photo-mechanical pr< ave been improved and advanced during : out of all knowledge, \<i with this one the inventive genius ot itsly a point unprovided
Anthony's photographic bulletin for .. . ventor covered the whole ground, and that it has not been found possible since to discover any material modification which would affect tin- results obtained. Of course, there have been adopted from time to time, one of which, Woodbury gravure, I shall have • ay about later on, but as regards the invention itself, Woodbury printing 1 ly what it was twenty years ago ; and it is singular in this other photo-mechanical pr< ave been improved and advanced during : out of all knowledge, \<i with this one the inventive genius ot itsly a point unprovided for, and with a completen looked upon with wonder and admiration,You have had several lectures already in the pr< ent series dealing with ih<enomena ? pi nting with gelatine and bichromate salts, and it ismi to 1 Hi. 1 into any of the detail r< lating i thi 1 bemicalappertaining to the behavioi ot th salts ot chromium in• entiall) founded on 1 in- invaluable1 photo in- < li;ini< al process* . • iz . thi , journal,.
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectphotogr, bookyear1870
