Davidson, James Mackenzie, Sir, 1856-1919 · New York, P.B. Hoeber · leaf 74
Fig. 26. A ghost. or double-exposure photograph, which, when viewed in the stereo-scope, helps to visualize the fact that the mark of the cross wire on thepatients skin forms the base of planes. The position of the bullet isascertained by the vertical distance from these planes, and from the skinof…
X-rays · Eye · Foreign bodies (Surgery)
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