Telesign, promotional materials
name: label: Collection Inventor
content: Naxon, Irving , 1902-1989
setName: label: See more items in
content: Irving Naxon Papers
label: See more items in
content: Irving Naxon Papers / Series 3: Naxon Telesign, Inc.
unitdate: label: Date
content: 1950s-1960s
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials