00602cam a22002291 4500 med48000778 DLC 20260227111610.0 810920s1946 xx a b 000 0 eng med48000778 (OCoLC)14743735 DLC DNLM DLC premarc RC78 .R7 1946 WN 160 R824h 1946 Ross, John A. (John Alexander) A handbook of radiography. 2d ed. London, H. K. Lewis, 1946. viii, 164, [1] p. ill. Bibliographical footnotes. 38936 38936