Subject ASC00009u5
Recreative Science.
1, Page 325 (1860)
Natural History Museum Library, London
BHL Page 2539594
Keywords
earth geology theoretical section of the earth's crust theoretical section of the Earth's crust sheme crust volcano section heat Earth's Crust. lavas basalt porphyry greenstone granite crystalline schist silurian carboniferous limestone red sandstone lias chalk tertiary drift alluvium traps dykes section earth's crust theorectical internal heat lava earth's crust Meteor Beeston Observatory September 29th 1857 earth crust volcanic planetary structure Earth's crust rock types geologic eras Theoretical section of the earth's crust.