The Online Books Page

Books by Amy S. Ludtke:

Books in the extended shelves:

• Ludtke, Amy S.: Quality-assurance data for routine water analysis in the laboratories of the U.S. Geological Survey for water year 1990 (U.S. Geological Survey :, 1993), also by Thomas J. Maloney, Teresa L. Krizman, and Geological Survey (U.S.) (page images at HathiTrust)
• Ludtke, Amy S.: Quality-assurance data for water year 1989 (U.S. Geological Survey :, 1992), also by Thomas J. Maloney, Teresa L. Krizman, National Water-Quality Laboratory (U.S.), and Geological Survey (U.S.) (page images at HathiTrust)
• Ludtke, Amy S.: Quality-assurance results for routine water analyses in U.S. Geological Survey laboratories, water year 1997 (U.S. Dept. of the Interior, U.S. Geological Survey :, 1999), also by Philip S. Marsh, Mark T. Woodworth, National Water-Quality Laboratory (U.S.), and Geological Survey (U.S.) (page images at HathiTrust)
• Ludtke, Amy S.: Quality-assurance results for routine water analyses in U.S. Geological Survey laboratories, water year 1998 (U.S. Dept. of the Interior, U.S. Geological Survey :, 2000), also by Philip S. Marsh, Mark T. Woodworth, National Water-Quality Laboratory (U.S.), and Geological Survey (U.S.) (page images at HathiTrust)
• Ludtke, Amy S.: Quality-assurance results for routine water analysis in U.S. Geological Survey laboratories, water year 1991 (U.S. Dept. of the Interior, U.S. Geological Survey :, 1994), also by Thomas J. Maloney, Teresa L. Krizman, and Geological Survey (U.S.) (page images at HathiTrust)
• Ludtke, Amy S: USGS blind sample project : monitoring and evaluating laboratory analytical quality (Branch of Quality Systems, U.S. Dept. of the Interior, U.S. Geological Survey, 1997), also by Mark Woodworth and Geological Survey (U.S.). Branch of Quality Systems (page images at HathiTrust)

Find more by Amy S. Ludtke at your library, or elsewhere.