. The Canadian druggist. ])ened and thepainting-frames filled by gas or candle-light is done by daylight, and ini-d not be car-ried farther than just to show a faint inaication ofthe whole of the subject. When as many prints move the camera nor to focus again. We onlyfocus once in the usual way, insert the plate orthe film, slide the front to the right, jiress thefiutton, insert another film without moving thecamera, slide the front to tlie left, and press thel)Utton again. So we have two views of the sameol)ject taken from different jwints on two the camera is larger th
. The Canadian druggist. ])ened and thepainting-frames filled by gas or candle-light is done by daylight, and ini-d not be car-ried farther than just to show a faint inaication ofthe whole of the subject. When as many prints move the camera nor to focus again. We onlyfocus once in the usual way, insert the plate orthe film, slide the front to the right, jiress thefiutton, insert another film without moving thecamera, slide the front to tlie left, and press thel)Utton again. So we have two views of the sameol)ject taken from different jwints on two the camera is larger than the pictures we want,we can easily eliminate the portion wanted if we])ut both ])icturcs on top of each other and markor cut of! tlic portion required.—J. Sandmann. A SAFE EDGE FOR CARBON PRINTING Those who work constantly in carbon may beglad to know of the method which Mr. Clutestates that he uses. Writing in the current issueof Camera Craft, he says that as he is fre-c|uentlv printing in carbon, he makes his safe. CORBIERE LIGHTHOUSE, ISLAND OF JERSEY as are required have been made in this way, the edge when he develops his plate. He has handy final operations are carried out by gaslight. The a piece of heavy glass covered with black paper prints, without washing, are placed in a ten per a size smaller than the plate about to be develop- cent. solution of potassium bromide for, say, ed. This glass is superimposed on the plate, and three minutes, and are then washed. They are then striking a match, it is held above the plate then placed in the following developer till sufli- for a moment. On development he then gets a ciently strong :i negative with a safe edge as a part of itself. Hydrokmone 3 grains. the simplest acid fixing bath Sodium sulphite 4% grains. Potassium bromide 6% grains. We can endorse most fully from our own ex-Ammonium carbonate 6 grains. perience the observation of the Bromide Month-Caustic soda iM grains. ly that the simplest acid fixing bath, and, at
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectdrugtrade, bookyear18
