Artifact Details Title Whirlwind 404 in-out delay counter Catalog Number 102729330 Type Physical object Description Object is a metal panel bearing sockets for 9 octal tubes ( 6 populated, 3 vacant). Most of the coax connectors are labeled with J1 to J16. There are two white gummed labels reading "02327 and 02360". Date 1951 Manufacturer Massachusetts Institute of Technology (MIT) Identifying Numbers Model number 404 On label in center of front panel Serial number 23 On label in center of front panel Dimensions overall: 11 3/4 in x 26 in x 8 1/2 in Category Component/module Credit Gift of the Digital Equipment Corporation Lot Number X115.82