Business Records and Marketing Material
name: label: Series Creator
content: Warshaw, Isadore, 1900-1969
setName: label: See more items in
content: Warshaw Collection of Business Americana Subject Categories: Telephone
unitdate: label: Date
content: undated
label: Date
content: 1878-1974
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents
content: Contains business records, detailed call/toll slips, advertisements, correspondence, and company annual reports. Any material where the company name is indecipherable or unwritten has been filed under Miscellaneous. 

Businesses heavily represented include Hudson River Telephone Company, International Telephone and Telegraph Corporation, and the New York Telephone Company.