Catalogs and Circulars
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
unitdate: label: Date
content: 1896‑1952
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.0015, Series 1
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents
content: This series consists of catalogs and circulars describing the scientific instruments sold by the James W. Queen Company, the Queen-Gray Company, the Gray Instrument Company, and the Leeds and Northrup Company.  The instruments were targeted towards professionals and institutions, but were also used by hobbyists.  Instruments sold included galvanometers and other electrical instruments, pneumatics, x-ray equipment, meteorological equipment, and optical instruments.