Packing dove-tail

Figure 9-43. (a) Dove-tail packing. Dense packing of 1,3,5-triphenylbenzene molecules, after... 

Many of Escher s periodic drawings with interlocking motifs are also excellent illustrations for the dove-tail packing principle. Figure 9-46 reproduces one of them. Note how the toes of the black dogs are the teeth of the white dogs and vice versa in this figure [9-41],... 

Figure 9-43. (a) Dove-tail dense packing of 1,3,5-triphenylbenzene molecules [64] (b) Chinese decoration on a sculpture in the sculpture garden of the Ming tombs, near Beijing and (c) Detail of the armor (photographs by on the authors). 

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