 | 1771 - 466 Seiten
...specification. The first was the polishing and cleaning the silver surface of the plate, in order to properly prepare or qualify it for receiving the sensitive...layer or coating upon which the action of the light traced the design. The second was the applying that sensitive layer or coating to the silver surface.... | |
 | 1841 - 444 Seiten
...The first consists in polishing and cleaning the silver surface of the plate, in order to properly prepare or qualify it for receiving the sensitive...upon which the action of the light traces the design. The second operation is the applying that sensitive layer or coating to the silver surface. The third... | |
 | William Newton - 1847 - 526 Seiten
...as described in the specification of the patent,* is divided into five operations, as follow:—The first consists in polishing and cleaning the silver...plate; 3rd, in submitting, through the medium of the camera-obscura, the prepared surface or plate to the action of the light, so that it may receive the... | |
 | George William Francis - 1849 - 266 Seiten
...the first consists in polishing and cleaning the silver surface of the plate, in order to properly prepare or qualify it for receiving the sensitive layer or coating upon whiuh the action of the light traces the design. The second operation is the applying that sensitive... | |
 | George Ticknor Curtis - 1867 - 684 Seiten
...The first consists in polishing and cleaning the silver surface of the plate, in order to properly prepare or qualify it for receiving the sensitive...upon which the action of the light traces the design. The second operation is, the applying that sensitive layer or coating to the surface. The third, in... | |
 | 1913 - 1150 Seiten
...The first consists in polishing and cleaning the silver surface of the plate, in order to properly prepare or qualify it for receiving the sensitive...upon which the action of the light traces the design. The second operation is, the applying that sensitive layer or coating to the silver surface. The third,... | |
 | George Ticknor Curtis - 2005 - 792 Seiten
...The first consists in polishing and cleaning the silver surface of the plate, in order to properly prepare or qualify it for receiving the sensitive...upon which the action of the light traces the design. The second operation is the applying that sensitive layer or coating to the surface. The third, in... | |
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The process is divided into five operations. The first consists in polishing and cleaning the silver surface of the plate, in order to properly prepare or qualify it for receiving the sensitive layer or coating upon which the action of the light traces... 