Apparently F. W. Lancaster is a volcanologist. Click for the full-size version:

Page from Amazon

I’ve been using Amazon for over a decade now, and this is literally the first time I’ve seen an error like this.

Incidentally, Volcanoes in History, in Theory, in Eruption is by Fred Mason Bullard, not that that name means anything to me. But then, I’m not a volcanologist.