Dynamo, Astrophysics, and Plasmas -- How MHD Transformed the Theory of Geomagnetism -- Early Magnetohydrodynamic Research in Stockholm -- Dynamo Experiments -- Mean-Field Dynamo Theory: Early Ideas and Today's Problems -- Astrophysical MHD: The Early Years -- Turbulence and Magnetic Fields in Astrophysical Plasmas -- Transient Pinched Plasmas and Strong Hydromagnetic Waves -- High Magnetic Fields -- Early Years of MHD at Cambridge University Engineering Department -- Julius Hartmann and His Followers: A Review on the Properties of the Hartmann Layer -- Liquid Metal Magnetohydrodynamics for Fusion Blankets -- Geostrophic Versus MHD Models -- Turbulence -- The Birth and Adolescence of MHD Turbulence -- How Analogous is Generation of Vorticity and Passive Vectors (Magnetic Fields)? -- MHD Turbulence at Low Magnetic Reynolds Number: Present Understanding and Future Needs -- Modelling of MHD Turbulence -- The Growth of Magnetohydrodynamics in Latvia and Israel -- Velocity Measurement Techniques for Liquid Metal Flows -- Flow Control and Propulsion in Poor Conductors -- Electromagnetic Processing of Materials -- Overview of Electromagnetic Processing of Materials -- Applications of High Magnetic Fields in Materials Processing -- Effect of AC Magnetic Fields on Free Surfaces -- Numerical Modelling for Electromagnetic Processing of Materials -- Magnetic Fields in Semiconductor Crystal Growth -- An Outline of Magnetoelectrochemistry.