General Radio type 492-A oxide rectifier
name: label: associated user
content: unknown
label: maker
content: General Radio Company
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from the Estate of John H. Hammond, Jr., thru The National Shawmut Bank of Boston
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.327530
label: catalog number
content: 327530
label: accession number
content: 266066
objectType: label: Object Name
content: Rectifier, Copper Oxide
label: Other Terms
content: Rectifier, Copper Oxide; Components; Laboratory and Measurement; Laboratory and Measurement