File:The American annual of photography (1922) (14594930540).jpg

Identifier: americanannualof36newy (find matches)
Title: The American annual of photography
Year: 1922 (1920s)
Authors:
Subjects: Photography
Publisher: New York : Tennant and Ward
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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on prob-ably exhaled an asphyxiating odor, due to acombination of burning paint and half-consumed kerosene.The electric dark-room light is now universal, and explosionsno longer interrupt the peaceful quiet as we develop our plates:but inefficient is the mildest word that can be applied tomost of the lamps. This article will tell about a lamp which was made andinstalled in our dark-room. It has aroused the wonder of allwho have seen it; the invariable query is, But can it besafe ? It is. Portrait films are developed by its light; everyobject in the room can be distinctly seen; solutions can bemade up in any part of the room, which is sixteen feet square;newspapers can be read comfortably by its.light, and it is sosoft that there is no eye-strain after an all-day session inthe dark-room. In fact, we are thinking seriously of notcalling it the dark-room any more. Of course, it is an indirect light, because no direct sourceof illumination could do all that. The light box is suspended ii6
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THE PORTAL. AUGUST KRUG 117 from the center of the ceiling, hanging down about eighteeninches. The ceiling and part of the side walls are kalsominedwhite, the remainder, about five feet up from the floor, ispainted chocolate color, being easier to clean and not show-ing pyro stains. The ceiling becomes the source of light, anarea of about eight square feet sending well diffused illumina-tion over the whole room. The drawing (Figure i) shows the construction of the box.It is divided by a vertical partition through the center, givingtwo boxes of equal capacity. It is lined with tin or gal-vanized iron painted and enameled white. Three lights areinstalled, two of these go in the side which is later coveredwith the safelight, one being installed at each end, the othergoes into the white-light side. The safelight used isdetermined by the character of work done: the Wratten No.2 is suitable for most. , The unique feature of the light is that it can instantly bechanged from red to white or f

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