Artifact Details Title 26 inch disk platter Catalog Number 102690117 Type Physical object Description Stamped on bottom of hub is: "TIMING TRACK 9"-11"". Identifying Numbers Other number 807/808 Printed on center hub Dimensions overall: 1 1/2 in x 25 7/8 in x 25 7/8 in Category Memory/disk Credit Gift of Gary Fariss Lot Number X4623.2008