Dr. Norvin Green, president Western Union Telegraph Co. before the House committee on post offices and post roads, April 8 and 11, 1884.
Contributors: Green, Norvin, 1818-1893.; United States. Congress. House. Committee on Post-office and post-roads.; United States. Congress House.
Publisher: Gibson Bros., printers
Published: 1884
Place of publication: Washington
Language: eng
Number of pages: 56
Subjects: Telegraph -- United States.