The postal telegraph.
Subtitle: A lecture
By: by Charles A. Sumner ... delivered at Dashaway Hall, San Francisco, Oct. 12th, 1875. With appendix ...
Publisher: Bacon & Company, Printers
Published: 1879
Place of publication: San Francisco
Language: eng
Number of pages: 23
Subjects: Telegraph -- United States.
Notes: Cover-title.
Caption title: A plain talk about the postal telegraph.