hand; this he placed upon the table, unlocked it, and took out two or
three small volumes, a pamphlet or two, and a small, square,
wide-mouthed vial, hermetically sealed.

I watched him with profound curiosity, and took note of his slightest
movements. Having arranged his books to suit him, and placed the vial in
a conspicuous position, he drew up his chair very closely to my own, and
uttered in a half-hissing tone: "I demand one million dollars for the
contents of that bottle; and you must raise it for me in the city of San
Francisco within one month, or scenes too terrible even for the
imagination to conceive, will surely be witnessed by every living human
being on the face of the globe."

The tone, the manner, and the absurd extravagance of the demand, excited
a faint smile upon my lips, which he observed, but disdained to notice.

My mind was fully made up that I had a maniac to deal with, and I
prepared to act accordingly. But I ascertained at once that my inmost
thoughts were read by the remarkable man before me, and seemed to be
anticipated by him in advance of their expression.

"Perhaps," said I, "Mr. Summerfield, you would oblige me by informing me
fully of the grounds of your claim, and the nature of your discovery."

"That is the object of my visit," he replied. "I claim to have
discovered the key which unlocks the constituent gases of water, and
frees each from the embrace of the other, at a single touch."

"You mean to assert," I rejoined, "that you can make water burn itself
up?"