Marion and Co., compiler · London : Marion and Co. · leaf 137
PRINTING FRAMES. 133 easing one spring at a time, and by opening one-half of the back, one-half of the print can be viewed without danger of shifting the relative positions of the print and the negative. We here illustrate the more common style of frame, such as is used for small negatives, usually… … sizes larger than whole plate (8| x 6J). In this the negative itself is laid on to the rebate of the frame,
