Urban cable systems
Subtitle: [by] William F. Mason [and others]  Prepared under a grant from the John and Mary R. Markel Foundation.
Contributors: Mason, William F.; John and Mary R. Markle Foundation.
Series: [Mitre Document]  M72-57
Publisher: Mitre Corporation
Published: 1972
Place of publication: Washington
Language: eng
Subjects: Cable television.; Television relay systems.