 
            Dublin Core
Title
DEC: System Building Block
            Description
model number 4509 stamped on front
level standardizer 1502A written on circuit board end
serial number 0137536 stamped on side
            level standardizer 1502A written on circuit board end
serial number 0137536 stamped on side
Creator
Digital Equipment Corporation
            Date
1961
            Identifier
2019.367
            Format
overall: 4.5 x 7 in.
            Subject
Digital Equipment Corporation early computer hardware
            Artifact Item Type Metadata
Materials
component/module