Public domain
C.A. MacDonald, Pres. of MacDonald-Cook Advertising Co. before Senate Civil Liberties Comm. His firm prepared the Nat'l Assoc. of Manufacturers' 'Harmony Campaign,' designed to combat 'labor agitation' & strikes in industrial centers
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineC.A. MacDonald, Pres. of MacDonald-Cook Advertising Co. before Senate Civil Liberties Comm. His firm prepared the Nat'l Assoc. of Manufacturers' 'Harmony Campaign,' designed to combat 'labor agitation. 1938-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.