• publisher: [New York, American Telephone and Telegraph Co., etc.]
  • creator: American Telephone and Telegraph Company American Telephone and Telegraph Company. Information Dept
  • contributor: American Telephone and Telegraph Company. American Telephone and Telegraph Company. Information Dept.
  • Keyword: Telephone Periodicals.
  • pages: v.
  • class: TK1
  • isbn: 0096-8692
  • download: pdf file