Walsh, David · London : Baillière, Tindall and Cox · leaf 72
Fig. 25.—Tube-holder. A stand for the tube is necessary, and can be easily constructedby anyone possessing a little mechanical ingenuity. An ordinarylaboratory wooden retort-holder will be found to answer mostpurposes. When a patient is lying on a bed or couch, however,a larger holder will be…
X-rays · Radiography
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