File:The American annual of photography (1919) (14596158569).jpg

Identifier: americanannualof3334newy (find matches)
Title: The American annual of photography
Year: 1919 (1910s)
Authors:
Subjects: Photography
Publisher: New York : Tennant and Ward
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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Figure i. small holes the size of the sticks were cut in the four cornersof the box bottom to allow the sticks to pass through. Thereare numerous cracks in the sides and especially in the bottomof the box through which a small amount of light leaks, butthis has not caused any trouble, so it is not absolutely necessarythat the box be light-tight. Painting the outside is optional with the user. My box waspainted with a mixture of water, lamp black, and a smallamount of glue to make the lamp black adhere. The mixturewas applied rather warm. This formed a very cheap paintand was used more for its esthetic than for any utiHtarian pur-pose. The inner walls were not treated, but a coat of whitepaint or aluminum bronze would be an improvement, as iiwould reflect and diffuse the light better. The opening forthe printing frame was cut one-half inch smaller then the out-
Text Appearing After Image:
Figure 2. side of the printing frame and four pieces of )i inch quarterround with mitered ends were nailed around the printingframe. This formed a frame which kept the printing framein proper place while making the exposure. The quarter roundcan be obtained in the lumber yards as mentioned above andcosts about the same as the plain sticks. In order to usesmaller printing frames also, a kit was made from a piece ofhalf-inch board the same size as the outside of the large print-ing frame. In this an opening was cut like that in the top ofthe printing machine and here again four pieces of quarter 234 round were nailed to hold the smaller frame (Figure 2). Thisboard takes the place of the large printing frame and allowsone to use the smaller frames. Four notches filed in the centorof the quarter round with a round or half-round file facilitatesthe removal of the frames, as it gives the fingers a better oppor-tunity to grasp the frame. There is sufficient room on top ofthe box to cut a hol

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