A manual of photographic chemistry, theoretical and practical . achromatic lens 344 Turmeric 88 Uranium, nitrate of 88 Varnish, for blacking brass work 375 Ground-glass 376 Negative, formulas for 375 Negative retouching 376 Removal of, from glass plates 375 Varnishing negatives 243 Vocabulary of photographicchemicals 32 Water 88 Weights and measures 379 Wet collodion, manipulations Wide-angle lenses 347 Wood blocks, printing on 287 Woodburytype 295 Zincography 291 HOW TO MAKE PHOTOGRAPHS. r)TCTURE making is quite simple, and the details are there-l^ fore briefly given. Any person of ave
A manual of photographic chemistry, theoretical and practical . achromatic lens 344 Turmeric 88 Uranium, nitrate of 88 Varnish, for blacking brass work 375 Ground-glass 376 Negative, formulas for 375 Negative retouching 376 Removal of, from glass plates 375 Varnishing negatives 243 Vocabulary of photographicchemicals 32 Water 88 Weights and measures 379 Wet collodion, manipulations Wide-angle lenses 347 Wood blocks, printing on 287 Woodburytype 295 Zincography 291 HOW TO MAKE PHOTOGRAPHS. r)TCTURE making is quite simple, and the details are there-l^ fore briefly given. Any person of average intelligence mayfeel certain that he can succeed in making good photographs if hepurchases an equipment made by reliable manufacturers. Filling the Plate Holder.—If this is done in the daytime,a closet or room is selected and all white light excluded from is a difficult task to make this exclusion absolute. One ray ofwhite light will spoil a sensitive plate, and therefore the eveningis generally chosen to develope negatives, and for illumination. W. I. A. Improved Lantern. the light from a ruby lantern is employed. Open a package ofgelatine plates (these plates are glass, with a coating of gelatineon one side) and place one of them in a Dry Plate Holder, withthe sensitive (not the glossy) side facing outward. Handle theplates as shown in the outline cut. After putting into the holdersas many plates as are needed for a days work, pack the outfit sothat it can be conveniently carried about. 2 HOW TO MAKE PHOTOGRAPHS. Taking the Picture.—For field service, a camera, a num-ber of plate holders filled with sensitive plates, a lens, tripod,carrying case, and focusing cloth are needed. When these havebeen taken to a place where the view looksinviting, fasten the camera on the tripod, throwthe focusing cloth over your head, gather itunder your chin, draw out the back of thecamera, thus extending the bellows, and con-tinue the movement untilthe image on the groundglass ap
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Keywords: ., bookcentury1800, bookdecade1880, bookidma, booksubjectphotography
