Artifact Details Title IBM token ring junction boxes Catalog Number 102642400 Type Physical object Description Object comprises two rack-mount modules each bearing10 data connectors. They are linked by zip-ties (presumably for convenience not function). A single patch cable connects them. Manufacturer International Business Machines Corporation (IBM) Place Manufactured U.S. (serial -LR352); Brazil (serial -5536X) Identifying Numbers Model number 8228 Other number 6091014 p/n Other number E128687 Serial number 8228-23-5536X Serial number 8228-23-LR352 Dimensions 5 x 19 x 9 in. Category interconnect/network/other