2022-06-282022-06-28194013800892https://hdl.handle.net/10657/10083For some twenty-five years the people of the United States have known of the menace of industrial accidents and diseases, but, prior to 1925, little was said or done on the subject. [...]application/pdfenThis item is protected by copyright but is made available here under a claim of fair use (17 U.S.C. Section 107) for non-profit research and educational purposes. Users of this work assume the responsibility for determining copyright status prior to reusing, publishing, or reproducing this item for purposes other than what is allowed by fair use or other copyright exemptions. Any reuse of this item in excess of fair use or other copyright exemptions requires express permission of the copyright holder.Thesisreformatted digital