. The American journal of roentgenology, radium therapy and nuclear medicine . Fig. I. Dr. Hecks Stereoscopic of Front End and Right-hanp Side. Fig. 2. View of Rear End, Showing RotarySwitch. Cover Removed and Standing on Fig. 3. Close-IP \iew of Eye-Piece. Note depres-sion for nose and mouth and that one shutteris open and the other closed. Fig. 4. Showing the Adjustable Stretcher inPosition. Fig. 3 shows, on its upper portion, thescreen and face plate with its nose depres-sion and eve-holes. Behind is seen the Cool-idge filament transformers and their milli- stret
. The American journal of roentgenology, radium therapy and nuclear medicine . Fig. I. Dr. Hecks Stereoscopic of Front End and Right-hanp Side. Fig. 2. View of Rear End, Showing RotarySwitch. Cover Removed and Standing on Fig. 3. Close-IP \iew of Eye-Piece. Note depres-sion for nose and mouth and that one shutteris open and the other closed. Fig. 4. Showing the Adjustable Stretcher inPosition. Fig. 3 shows, on its upper portion, thescreen and face plate with its nose depres-sion and eve-holes. Behind is seen the Cool-idge filament transformers and their milli- stretcher rests on a support with 10 inches ofvertical adjustment. This is accomplished bya rack engaging with a spiral pinion. In anearlier model than the present one, the shut- 450 A Stereofltioroscope ter and switch are on the same shaft, but thepresent contriwince amounts to the samethmg. In the development of this instrument, thewriter is under obhgations to many personsfor suggestions and material assistance, es- of the stereoscopic fluoroscope can be consid-ered complete unless it mentions this veryinteresting apparatus of Dr. Heck. Dr. W. D. Coolidge.—I want to say a wordb\- way of appreciation of Dr. Hecks work.
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Keywords: ., bookcentury1900, bookdecade1900, bookidamericanjour, bookyear1906
