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2026.
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Publication of the National Council for Prevention of War to promote the 1924 Campaign for World Cooperation. Under the direction of Frederick Libby, this group organized various anti-war campaigns.The World Cooperation Campaign in 1924 marked the…
Single-sided handbill. Text reads:Stop War. CooperateWorld Cooperation Campaign, July 26-27 to Nov. 11, 192410th Anniversary Outbreak of World WarFor additional copies of this poster, address National Council for Prevention of War, 532 17th St.,…