John Wesley Judd Quote

[Volcanoes] are just... holes in the earth's crust... by means of which a communication is kept up between the surface and the interior of our globe.


Volcanoes: What They Are And What They Teach, Chapter I (p. 2)


[Volcanoes] are just... holes in the earth's crust... by means of which a communication is kept up between the surface and the interior of our globe.

[Volcanoes] are just... holes in the earth's crust... by means of which a communication is kept up between the surface and the interior of our globe.

[Volcanoes] are just... holes in the earth's crust... by means of which a communication is kept up between the surface and the interior of our globe.

[Volcanoes] are just... holes in the earth's crust... by means of which a communication is kept up between the surface and the interior of our globe.