But was it sudden? Was it a catastrophe?
Again I call the witnesses to the stand, for I ask you, good reader, to accept nothing that is not proved.
In the first place, was it sudden?
[1. "Earth and Man," p. 264.
2. "The Last of the Arctic Voyages," vol. i, p. 380.]
{p. 46}
One writer says:
"The glacial action, in the opinion of the land-glacialists, was limited to a definite period, and operated simultaneously over a vast area."[1]
And again:
"The drift was accumulated where it is by some violent action."[2]