TY  - BOOK
AU  - Comstock,George A.
TI  - The evolution of American televisions
SN  - 0803935528
PY  - 1989///
CY  - Newbury Park
PB  - Sage Publications
KW  - Television broadcasting
KW  - United States
KW  - History
N1  - Includes index; Bibliographical references and index
ER  -