The Photographic News: A Weekly Record of the Progress of Photography, Volume 40Cassell, Petter, and Galpin, 1896 |
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Page 611
... grain , and runs 20 grains 3 scruples 8 drachms 12 ounces = 1 scruple . 1 drachm . = 1 ounce . 1 lb. Troy weight , by which gold , silver , platinum , and the more precious of the metals are sold , has the same unit the grain , and runs 24 ...
... grain , and runs 20 grains 3 scruples 8 drachms 12 ounces = 1 scruple . 1 drachm . = 1 ounce . 1 lb. Troy weight , by which gold , silver , platinum , and the more precious of the metals are sold , has the same unit the grain , and runs 24 ...
Page 813
... grains , chrome alum 30 grains , citric acid 10 grains , for about 5 minutes , and rub the stains with the finger , well wash and dry . Faded Photos .- " How can faded photos be revived ? " R. J. - This is rather vague , but assuming ...
... grains , chrome alum 30 grains , citric acid 10 grains , for about 5 minutes , and rub the stains with the finger , well wash and dry . Faded Photos .- " How can faded photos be revived ? " R. J. - This is rather vague , but assuming ...
Page 814
... grains , metol 1 grain , sulphite 10 grains , carbonate of soda 12 grains , water 1 ounce . A. Red Glass .- " How can window glass be made red ? " LITTEN . The simplest plan of blocking out a window , and the cheapest , is to buy from a ...
... grains , metol 1 grain , sulphite 10 grains , carbonate of soda 12 grains , water 1 ounce . A. Red Glass .- " How can window glass be made red ? " LITTEN . The simplest plan of blocking out a window , and the cheapest , is to buy from a ...
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acid amateur photographers amidol ammonia aperture apparatus bath bromide paper carbon cent chloride chrome alum citric acid colour competition dark room dark slide developer dish distance drachm edge Editor eikonogen enlarging exhibition exposed exposure film fixed focus frame front gelatine give grains graphers grooves ground glass half-plate hand camera hydroquinone hypo inches interest lamp landscape lantern slides lens lenses light lines London matter Messrs method metol mount necessary negative object obtained ordinary ounce Photographic Society picture piece plate platinotype portrait possible potassium potassium bromide practical prize pyro quarter-plate rabbet rapid rectilinear rays readers rectilinear lens retouching round screw shutter side silver slot soda sodium sulphite solution stereoscopic sulphite sulphocyanide taken Thornton-Pickard tion toning tube varnish washing week wood yellow