SCIENTIFIC IMPORTANCE OF X-RAYS—GARLAND 197 
his fellow workers in the field of physics and engineering cannot be 
repaid easily. 
REFERENCES 
1, X-rays afford new means of chemical analysis. Electr. Eng., vol. 64, p. 287, 
Aug. 1945. - 
2. Medical physics, O. Glasser (editor). Year Book Publication, Chicago, 1944. 
. Roentgenkymographic evaluation of heart size and function, A. Keys, H. L. 
Friedell, L. H. Garland, M. F. Madrazo, L. G. Rigler. Amer. Journ. Roentgen- 
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4, Manual of desirable standards for hospital radiological departments, Amer. 
Coll. Radiology, Chicago, 1940. 
oS 
