The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General Literature, 10. köide

according acid action amount ancient angle appear become beds called carried cause centre century changes character coast condition considerable consists contains continued course crust deposit direction distance district earth effect equal evidence existence extent feet formations geological give given granite hand heat important increase iron islands Italy kind known lake land lava less limestone lower marked mass materials matter means measured meridian miles mineral nature nearly observed obtained occur organic original parallel passing period portion position present pressure probably produced published reached received regarded regions remains represented result returned rise river rocks round side sometimes species stones strata structure succession surface taken temperature tion town traced upper usually various volcanic whole