Gray-Scale Ultrasound: A Manual for Physicians and Technical Personnel, by R. J. Bartrum, Jr. and H. C. CroweCole-Beuglet · American Institute of Physics1980PDF354 KB
Real-time ultrasound: A manual for physicians and technical personnel, By Royal Bartrum, Jr., M.D., and Harte C. Crow, M.D., Philadelphia, Saunders, 1983Jr. · Journal of Clinical Ultrasound1985PDF223 KB
A clock of precision: C. O. Bartrum. (Proceedings of the Physical Society of London, vol. xxix, pt. ii, p. 120, February 15, 1917.)Journal of the Franklin Institute1917PDF68 KB
Royal J. Bartrum Jr, Harte C. Crow, ,Grey-Scale Ultrasound: A Manual for Physicians and Technical Personne 1st Edition (1977) W. B. Saunders & Co.,London 216 pages, 167 illustrations. $14.00Sumerling · Clinical Radiology1978PDF60 KB
Tranquilizing and antidepressive drugs, by Wilbur M. Benson and Burtrum C. Schiele.Wilbur M. Benson1962EN