Journal of the Asiatic Society of Bengal, المجلد 47،الأعداد 1-4Asiatic Society of Bengal, 1878 |
من داخل الكتاب
الصفحة 53
... photographic operations for the reproduction of maps , now so largely employed in this country , I have carefully revised and to a great extent re - written it , so as to bring the information up to date and hope that it may not be ...
... photographic operations for the reproduction of maps , now so largely employed in this country , I have carefully revised and to a great extent re - written it , so as to bring the information up to date and hope that it may not be ...
الصفحة 55
... photographic silver prints , com- pared with the lithographic or copper - plate impressions , to say nothing of their want of permanence . Experiments were next made with some of the so - called carbon pro- cesses , then recently ...
... photographic silver prints , com- pared with the lithographic or copper - plate impressions , to say nothing of their want of permanence . Experiments were next made with some of the so - called carbon pro- cesses , then recently ...
الصفحة 58
... photographic methods . The relative cost of hand labour and photography is affected by several considera- tions , e . g . , the nature of the subject , the process employed , the number of copies made and the pay of the photographers as ...
... photographic methods . The relative cost of hand labour and photography is affected by several considera- tions , e . g . , the nature of the subject , the process employed , the number of copies made and the pay of the photographers as ...
الصفحة 60
... photographic processes applicable to the reproduction of maps are : I. — Photographic printing on Sensitive Papers . In these methods prints are obtained on a sensitive surface of paper prepared with the salts of silver , platinum and ...
... photographic processes applicable to the reproduction of maps are : I. — Photographic printing on Sensitive Papers . In these methods prints are obtained on a sensitive surface of paper prepared with the salts of silver , platinum and ...
الصفحة 61
... photographic image in greasy ink may be produced on , or transferred to , a lithographic stone or zinc plate and printed off in the lithographic press . The photographic operations cease with the production of the image in greasy ink ...
... photographic image in greasy ink may be produced on , or transferred to , a lithographic stone or zinc plate and printed off in the lithographic press . The photographic operations cease with the production of the image in greasy ink ...