International
Tables for
Crystallography
Volume C
Mathematical, physical and chemical tables
Edited by E. Prince

International Tables for Crystallography (2006). Vol. C, ch. 2.7, p. 114

Figure 2.7.2.1 

A. R. Langa

aH. H. Wills Physics Laboratory, University of Bristol, Tyndall Avenue, Bristol BS8 1TL, England

[Figure 2.7.2.1]
Figure 2.7.2.1

Berg–Barrett arrangement for surface-reflection topographs.