Heacock System of Newspaper Correspondence
name: label: Series Creator
content: Warshaw, Isadore, 1900-1969
setName: label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Newspapers
label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Newspapers / 3: Publications About Newspapers
unitdate: label: Date
content: 1920
container: label: Container
content: Box 7, Folder 9
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials