Chapter 4 Figure 4.13 bottom (779.5kb) Figure 4.13 top (2.5mb) Figure 4.15 middle (1.2mb) Figure 4.15 right (1.2mb) Figure 4.33 left (758kb) Figure 4.33 middle (629.4kb) Figure 4.33 right (611.2kb) Figure 4.37 left (808.4kb) Figure 4.37 right (641.9kb) Technical Caveats Free TR (929.9kb)