Artifact Details Title Inverter S6104 H System Building Block Catalog Number 102678664 Type Physical object Description On one side of the frame is a green tape label reading "QC APPROVED BY (indecipherable initials) DATE 12-17-63". On the other side is a red Dymo label reading "MODEL 6104 12/10/63". Date 1965 ca. Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Model number S6104 H Etched on solder side Part number 6104 Engraved on end of frame Serial number 0162116 Etched on side of frame Dimensions overall: 1/2 in x 7 in x 4 1/2 in Category Component/module