Artifact Details Title Ethernet card from Alpha PC prototype Catalog Number X1720.99H Type Physical object Date 1991 Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Serial number BA0199039 Dimensions 1 x 5 1/4 x 4 3/4 in. Category Digital computer/personal computer/desktop Lot Number X1720.99 Related Records X1720.99E Alpha PC Prototype heat sink X1720.99DAlpha PC Prototype heat sink X1720.99A Alpha PC prototype main system unit X1720.99FISA vertical slot expander from Alpha PC prototype X1720.99G ISA vertical slot expander from Alpha PC prototype X1720.99IPS2-PC keybaord adaptor cable for Alpha PC prototype X1720.99J PS2-PC keybaord adaptor cable for Alpha PC prototype X1720.99KSCSI Hard drive for Alpha PC prototype