The first Pamphlet comes from the collection of SSP Campsie member, Ron Mackay. It is from 1935, written by the Dundee born leader of the Proletarian Party of America, John Keracher. The pamphlet is about the way "public opinion" is formed by the capitalist class.
"John Keracher was born in January 16, 1880, in Dundee, Scotland. In his early twenties, Keracher left Scotland for England, where he lived for a number of years. He emigrated to the United States in 1909, settling in Detroit.In Detroit, Keracher was the proprietor of the Reliance Shoe House, a retail shoe store located at 112 Dix Avenue."
More about John Keracher on the marxist.org archive online HERE
John Keracher on wikipedia HERE
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Keracher, John ---. The Head-Fixing Industry. Chicago: Charles H. Kerr & Company, 1955. 52 pp. Pamphlet K39 .H4 1955p