Electro-Sonic Laboratories, Inc.
name: label: Collection Creator
content: Begun, S. Joseph (Semi Joseph), 1905-1995
setName: label: See more items in
content: S. Joseph Begun Papers
label: See more items in
content: S. Joseph Begun Papers / Series 2: Professional Files
unitdate: label: Date
content: circa 1938
label: Date
content: 1953 - 1962
label: Date
content: circa 1924
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.0535, Subseries 2.5
objectType: label: Type
content: Archival materials