Narrow-band direct-printing radiotelegraphy
Subtitle: a state-of-the-art survey
By: P.I. Wells.
Contributors: Institute for Telecommunication Sciences.; United States. Maritime Administration
Series: OT report -- 74-48
Publisher: U.S. Dept. of Commerce, Office of Telecommunications : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1974
Place of publication: Washington
Language: eng
Number of pages: 37
Subjects: Telegraph, Wireless.; Merchant marine -- United States -- Communication systems.
Notes: Sponsored by U.S. Dept. of Commerce, Maritime Administration.

Bibliography: p. 36-37.