The Online Books Page

Books by John W. Thatcher:

Books in the extended shelves:

• Thatcher, John W.: Determination of calcium in wolframite concentrates by fluorescent x-ray spectrography (U.S. Dept. of the Interior, Bureau of Mines, 1958), also by William Joseph Campbell (page images at HathiTrust)
• Thatcher, John W.: Fluorescent X-ray spectrographic probe-design and applications (U.S. Dept. of the Interior, Bureau of Mines, 1959), also by William J. Campbell (page images at HathiTrust)
• Thatcher, John W.: Fluorescent x-ray spectrography : determination of trace elements (U.S. Dept. of the Interior, Bureau of Mines, 1962), also by William Joseph Campbell (page images at HathiTrust)
• Thatcher, John W.: Instrumentation for primary and secondary excitation of low-energy X-ray spectral lines (U.S. Dept. of the Interior, Bureau of Mines, 1965), also by William Joseph Campbell and United States Bureau of Mines (page images at HathiTrust)
• Thatcher, John W.: Solution techniques in fluorescent x-ray spectrography (U.S. Dept. of the Interior, Bureau of Mines, 1959), also by William Joseph Campbell and Melvin Leon (page images at HathiTrust)

Find more by John W. Thatcher at your library, or elsewhere.