...
Unknown
In the Days of the Comet is a science fiction novel by H. G. Wells in which humanity is "exalted" when a comet causes "the nitrogen of the air, the old azote," to "change out of itself" and become "a respirable gas, differing indeed from oxygen, but helping and sustaining its action, a bath of strength and healing for …
24398011676513620242452342969713514720248332477429708197316