any which may be used by In the first 200 miles the conditions for railroad making by Dr. Rollins and others. medical men to determine from what disease a patient Three years or more ago, when the X-rays first caine were very unfavorable. is suffering ; but in many cases (especially in diseases… … a well-closed bottle. Various sensitometric determina- Fig. 3.—END ELEVATION. It is of great importance in heart disease to know ac- curately the size of this organ, and the X-rays give us tions were made, and it was found that a mixture of 2 parts of magnesium and 1 of ammonium nitrate gave of the…
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