A HISTORY OF MODERN PLANETARY PHYSICS, VOL 1, NEBULOUS EARTH - THE ORIGIN OF THE SOLAR-SYSTEM AND THE CORE OF THE EARTH FROM LAPLACE TO JEFFREYS, VOL 2, TRANSMUTED PAST - THE AGE OF THE EARTH AND THE EVOLUTIONOF THE ELEMENTS FROM LYELL TO PATTERSON, VOL 3, FRUITFUL ENCOUNTERS -THE ORIGIN OF THE SOLAR-SYSTEM AND OF THE MOON FROM CHAMBERLIN TO APOLLO - BRUSH,SG