Artifact Details Title IPX Label Catalog Number 102743870 Type Physical object Description Label reads "IPX Model 8400 Laser Graphics System". Manufacturer Ideographix, Inc. Identifying Numbers Model number 8400 Dimensions overall: 2 in x 8 1/2 in Category Ephemera/other Collection Title Chan H. Yeh collection of Ideographix materials Credit Gift of Chan Yeh Lot Number X6819.2013