Journal of the Asiatic Society of Bengal, المجلد 47،الأعداد 1-4Asiatic Society of Bengal, 1878 |
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النتائج 11-15 من 59
الصفحة 60
... surface of paper prepared with the salts of silver , platinum and iron , or with certain salts of chromium in conjunc- tion with pigmented gelatine . In all of them the whole of the photogra- phic operations connected with the printing ...
... surface of paper prepared with the salts of silver , platinum and iron , or with certain salts of chromium in conjunc- tion with pigmented gelatine . In all of them the whole of the photogra- phic operations connected with the printing ...
الصفحة 61
... surface is moistened , impressions may be obtained from it in printing ink . By this method , also , a photographic image once produced on the printing surface of gelatine is capable of yielding some hundreds of impressions in the ...
... surface is moistened , impressions may be obtained from it in printing ink . By this method , also , a photographic image once produced on the printing surface of gelatine is capable of yielding some hundreds of impressions in the ...
الصفحة 64
... surface and corrections cannot be made on it , as they can on zinc , stone or copper . For this reason also , the greatest care must be taken to complete the drawing in every respect before it is given to be reproduced . Drawings in ...
... surface and corrections cannot be made on it , as they can on zinc , stone or copper . For this reason also , the greatest care must be taken to complete the drawing in every respect before it is given to be reproduced . Drawings in ...
الصفحة 68
... surface of the film . This method is also practical , simple and useful , but requires care in the selection of glass plates free from scratches , & c . , and in wiping the back of the plate before it is put in the camera . It is used ...
... surface of the film . This method is also practical , simple and useful , but requires care in the selection of glass plates free from scratches , & c . , and in wiping the back of the plate before it is put in the camera . It is used ...
الصفحة 70
... surface and yields prints which , for all practical purposes , may be considered perfectly permanent . Silver - printing - Notwithstanding its expensiveness and the want of permanence of the prints , silver printing has hitherto ...
... surface and yields prints which , for all practical purposes , may be considered perfectly permanent . Silver - printing - Notwithstanding its expensiveness and the want of permanence of the prints , silver printing has hitherto ...