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… smoke nor fire; And the devouring Gulph to have yielded access and admission, to the more curious, very far, without all hurt and danger; till the fuel of new copious matter, and now ripe and mature again to conceive fire; assaulting and setting, as it were, again upon the Mountain; and being re-kindled, aving shook off its Yoak, by so much the more power…
https://www.wichita.edu/academics/fairmount_las/geology/wparcell/Kircher/volcanoes/chapter6.php