Preface. Introduction. 1. One-dimensional motion of an elastic continuum. 2. The linearized theory of elasticity. 3. Elastodynamic theory. 4. Elastic waves in an unbound medium. 5. Plane harmonic waves in elastic half-spaces. 6. Harmonic waves in waveguides. 7. Forced motions of a half-space. 8. Transient waves in layers and rods. 9. Diffraction of waves by a slit. 10. Thermal and viscoelastic effects, and effects of anisotrophy and non-linearity. Author Index. Subject Index.