Another word for photography

Even the pictures on the wall were black and white photography in black frames.
The gold chloride of commerce, which is used in photography, is really a hydrochloride, chlorauric or aurichloric acid, HAuC1 4.3H 2 O, and is obtained in long yellow needles by crystallizing the acid solution.
Potassium bichromate finds application in photography, in calicoprinting, and in the preparation of bichromate cells.
In 1876 he successfully applied photography to the study of the ultra-violet region of stellar spectra.
The application of photography to exact astronomy has created the necessity for new forms of apparatus to measure the relative positions of stellar and planetary images on photographic plates, and the relative positions of lines in photographic spectra.

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