William Middlebrook, inventor of the Gem Paperclip machine, 1899. Conneticut. Source. In 1904,


William Middlebrook, inventor of the Gem Paperclip machine, 1899. Conneticut. Source. In 1904,
William Middlebrook, inventor of the Gem Paperclip machine, 1899. Conneticut. Source. In 1904,