URL: https://digitalcollections.hoover.org/objects/37436 Collection Structure Poster collection > Constructive public opinion is necessary for successful business. Item Title Constructive public opinion is necessary for successful business. Collection Title Poster collection Issuing Body National Industrial Conservation Movement Date Created 1914/1918? Description Text only. Subject(s) Industry United States Public opinion World War, 1914-1918 Priorities, Industrial Social aspects Language(s) English Country of Origin United States Country of Origin United States Dimensions Overall: 25 x 17 in. (63.5 x 43.2 cm) Format Poster Medium political posters Color black and white Color black and white Hoover ID Poster US 4223 Record Number XX343.27812 Collection Guide https://oac.cdlib.org/findaid/ark:/13030/kt829015km Rights No known restrictions.