A study of consumer response to 40 CBS sponsored programs based on 10,000 personal interviews conducted by Elmo Roper from coast to coast
By: presented by the Columbia broadcasting system.
Contributors: Roper, Elmo Burns, 1900-
Publisher: Columbia broadcasting system, inc.
Published: 1941
Place of publication: [New York
Language: eng
Number of pages: 39
Subjects: Radio advertising.
Other titles: Consumer response.; Roper counts customers.
Notes: Cover-title: Roper counts customers.
Survey made in January 1940. cf. p. 4.