U. S. radio ownership
Subtitle: total families by counties 1940-1944 : radio families by counties 1940-1944
By: Columbia Broadcasting System
Publisher: CBS Research Department
Published: 1944
Place of publication: New York
Language: eng
Number of pages: 161
Subjects: Radio; Statistics; Census
Other titles: Radio ownership.; Radio families.
Notes: "CBS published radio ownership estimates for 1933, 1935, and 1938. The latest of these studies [was] made in conjunction with the Joint committee on radio research in 1938."-Introd.

"Sources of data": p. [161]