100 years of electrical communication in the United States.
Contributors: American Telephone and Telegraph Company.; Maryland Historical Society.
Publisher: American Telephone and Telegraph Co.
Published: 1944
Place of publication: New York, N.Y
Language: eng
Number of pages: 30
Subjects: Telegraph -- History; Telephone -- History
Notes: On cover: An address presented before the Maryland Historical Society at Baltimore on May 24, 1944; and before Sigma Xi Society, University of Chicago, at Chicago on June 1, 1944.
"Author's note" on p. [2] of cover.
"Written at the request of the Maryland Historical Society."