000004532 001__ 4532 000004532 005__ 20230914041645.0 000004532 0247_ $$2DOI$$a10.6083/M4HQ3X92 000004532 037__ $$aDA 000004532 245__ $$aHigh tension switch tube 000004532 269__ $$a1956 000004532 336__ $$aStill image 000004532 520__ $$aDigital photograph of the first high tension switch tube for roentgenography, which was developed at University of Oregon Medical School circa 1956. An offprint of Dr. Charles Dotters article in the January 1956 issue of the American Journal of Roentgenology, Radium Therapy, and Nuclear Medicine is shown behind the apparatus, while a ruler is shown in the foreground for size comparison. 000004532 520__ $$aMedical Museum Collection, Box 52 000004532 520__ $$aThe first high tension switch tube for roentgenography, which was developed at University of Oregon Medical School circa 1956. It was donated by Charles T. Dotter, M.D., in November 1975, along with an offprint of his article in the January 1956 issue of the American Journal of Roentgenology, Radium Therapy, and Nuclear Medicine. A portion of the apparatus was manufactured by Machlett, and bears their label. The item is in good condition. 000004532 540__ $$fCC BY 000004532 542__ $$fIn Copyright 000004532 650__ $$aTechnology, Radiologic$$026802 000004532 650__ $$aRadiography$$025097 000004532 7001_ $$aMachlett Laboratories 000004532 8564_ $$9b3546ed4-b439-43d8-91ba-a25703a5de50$$s58028$$uhttps://digitalcollections.ohsu.edu/record/4532/files/70b3e2099385948f890f3613d9312f97.jpg 000004532 905__ $$a/rest/prod/n5/83/xv/36/n583xv36f 000004532 980__ $$aHistorical Collections and Archives