Artifact Details Title IBM tube modules Catalog Number 102730021 Type Physical object Description There are two mini tube modules. One has a tube in place and the other does not. There are two rows of resistors and other components. At the bottom there is a male 9 pin connector. Date 1951 ca. Manufacturer International Business Machines (IBM) Place Manufactured U.S. Identifying Numbers Other number 317261 Printed on the vacuum tube Other number 66-45 Printed in white on the vacuum tube Dimensions overall: 6 in x 1 in x 1 1/2 in Category Component/module Credit Gift of Paul Pierce Lot Number X7021.2014