X-ray optics : by, A.J.C. Wilson. the diffraction of x-rays by finite and imperfect crystals / Wilson, A. J. C. X-rays Diffraction. Crystallography. QD945 .P4 535.66 18 WIX "Sponsored ... by the Equipment Sub-committee of the X-ray Analysis Group of the (British) Institute of Physics." Bibliography: p. 667-696. London : Methuen, c1949. c1949. 1949 Text vii, 725 p. : ng Physics in industry Physics in industry.