Queen Self Regulating X-ray tube
name: label: Collection Creator
content: Leeds and Northrup Company
label: Collection Creator
content: Gray Instrument Company
label: Collection Creator
content: Queen, James W., & Company
label: Collection Creator
content: Queen-Gray Company
setName: label: See more items in
content: James W. Queen & Company Collection
label: See more items in
content: James W. Queen & Company Collection / Series 1: Catalogs and Circulars
unitdate: label: Date
content: 1897‑1898
container: label: Container
content: Box 1, Folder 6
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials