in East Anglia, [45];

in Strathmore, [46], [47];

abandons career as barrister for geology, [48];

work with Dr Mantell, [48];

visits to Continent, [48];

influence of von Hoff's works, [49];

of Scrope, [50];

his remarks on Hutton's supposed heresies, [51], [54];

influence of Gibbon on his literary style, [52];

praise of Hutton and Playfair at later date, [53];