Agricultural Publishers Association Archives, Series No. 8/3/80, Box 5., Agricultural Publishers Association, Bulletin No. 33, p. 4, Cites a publisher urging farm paper publishers to "be very careful in handling the advertising of any concern connected with radio because there are so many unreliable machines, apparatus, in fact, individuals, that it would be a very easy matter to quite completely kill the radio business as far as farmers are concerned." Inferior sets being sold.