Wilson's quarter century in photography : a collection of hints on practical photography which form a complete text-book of the art . Now, to control the horizontal movement of the target, a cord is made fast toscrew-eyes in the ends of the target, and passed through other screw-eyes in the This tilting is done by a device plainly shown in the illustration, viz., by a couple ofpieces hinged to the underside of the table cover, and resting on notched pieces fastenedto the inside of the rails of the table. Fig. 145. Fig. 1 1 o 1 1 ^1

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Keywords: ., bookcentury1800, bookdecade1880, bookidwilsonsquart, bookyear1887