Books by Henry P. Guzda:
Books in the extended shelves:
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Guzda, Henry P.: Danger : children at work : a bibliographic time capsule (U.S. Dept. of Labor, Library], 1998), also by United States. Department of Labor. Library (page images at HathiTrust)- Guzda, Henry P.: Violence in the historic workplace : a selective bibliography from the holdings of the U.S. Department of Labor Library (U.S. Dept. of Labor, Library, 1997), also by United States. Department of Labor. Library (page images at HathiTrust)
Find more by Henry P. Guzda at your library, or elsewhere.