How to make pictures : easy lessons for the amateur photographer (1882)
Price, Henry Clay · New York : Scovill Manufacturing Co. · leaf 51
of the opened end, tilt for- ward or raise the other end of the holder so that the gelatine plates will slide down and strike against the fingers of the right hand. Figure 15 illustrates this also. The uppermost plate is taken out of the holder, being grasped by the thumb and forefinger of the… … ance like figure 16, measure out two ounces of oxa- late of potash solution, which is made by the follow- ing formula: Water twenty ounces^ into which dissolve ji/ee
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
![An illustration from One thousand processes in manufactures and experiments in chemistry / [Colin Mackenzie]. (1825)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b29307867-212-1.webp)
![An illustration from One thousand processes in manufactures and experiments in chemistry / [Colin Mackenzie]. (1825)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b29307867-189-1.webp)
