Table of Contents: “...Introduction -- Plane Fronted Gravity Waves -- Plane Fronted Electromagnetic Waves -- 'Spherical' Gravity Waves -- Plane Fronted Limit of 'Spherical' Waves -- Plane Fronted Waves with a Cosmological Constant -- Gravity Wave Perturbations in Cosmology...”

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Table of Contents: “...Preface -- Congruences of World Lines -- Bivector Formalism -- Hypothetical Objects -- Bateman Waves -- Gravitational (clock) compass -- de Sitter Cosmology -- Small Magnetic Black Hole -- Reissner-Nordström Particle....”

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