File:The American annual of photography (1922) (14595124608).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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he outfit. The Eastman KodakCo. puts out a stereo roll film camera which is very conven-ient for field work but offers the disadvantage, as do all rollfilm cameras, that it is impossible to focus on a ground-glass.The stereo prints are just as easy to make and mount asordinary ones, and there is nothing complicated or mysteriousabout the whole process. If you have never tried stereophotography, you will be fascinated by it as a means of repre-senting in a picture all that we see in nature except the color,and it is possible to add even this attraction if Autochromeplates are used. Line drawings from photographs. The line drawing isoften preferable to the photograph for purposes of reproduc-tion. The only successful cheap method of reproducing aphotograph is by.means of a half-tone, and this type of plateonly .prints well on a fairly smooth paper. It prints at itsbest and approximates the photograph itself on a glossy,highly calendered, printing paper but such a paper is today very 262
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IN DOCK WARREN R. LAITY. 263 expensive and cannot be used for bulletins that are to beprinted by tens of thousands for free distribution. A simplemethod of changing photographs into line drawings has beenfollowed for years by the U. S. Department of Agricultureand is essentially as follows: A clean, clear negative of any size, is best as it has to beused for enlargement. The negative is pnt into an enlarginglantern and a large print, say 8 x lo or ii x 13 made fromit. This print must be on a paper that does not have a glossysurface; Enlarging Cyko or Artura Carbon Black workequally well. The dry print is gone over in outline withHiggins India ink. The objects are all gone over in ink onthis print, care must be used to see that everything of impor-tance in the photograph is represented in ink. Shading isrepresented either by lines or cross-hatching. The print fur-nishes the background, shading and everything—no specialartistic skill is necessary—and a little practise will soon show

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