V.1. Structure, by W.G.Moffatt, G.W.Pearsall, and J.Wulff.-V.2. Thermodynamics of structure, by J.H. Brophy, R.M. Rose, and J.Wulff.-V.3. Mechanical behaviour, by W. Hayden, W.G.Moffatt, and J.Wulff.-V.4. Electronics properties, by R.M. Rose, L.A.Shepard, and W.Wulff