1. Salesmen of knowledge Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Frank, Glenn (author) Format: Journal article Publication Date: 1934-04 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C18133 Journal Title: AAACE Journal Title Details: 16 (5) : 5 Notes: "We have an ample supply of investigators, but there is a shortage of readable and responsible interpreters, men who can effectively play mediator between specialist and layman."