Artifact Details Title Caltech - Mark I Catalog Number 102655981 Type Still Image Description Black and white photograph of Mark I computer system. 1981-83 Professors Fox and Seitz with the original Mark I 64-node system Text: Technical details for the system. Publisher California Institute of Technology Dimensions 18.5 x 24 in Category Photograph Credit Gift of Daniel S. Katz Lot Number X3053.2005