Copies of all legal and scientific opinions showing House's Printing Telegraph to be independent of all other inventions
name: label: Series Creator
content: Warshaw, Isadore, 1900-1969
setName: label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Telegraph
label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Telegraph / Business Records, Marketing Material, Trade Literature, and Other / 1.7: Publications
unitdate: label: Date
content: 1849
container: label: Container
content: Box 6, Folder 8
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials