Scientific American. FEBRUARY 3, 1872.] $3 ON ICE, WATER, VAPOR, AND AIR. A SERIES OF RROENT JUVENILE LECTURES, BY PROFESSOR TYNDALL, LL.D. to produce the aqueous vapor, and cold to produce the snow’ F.R.S., AT THE ROYAL INSTITUTION, LONDON. Such a current … should have better teachers and better scholars. pulled in different parts, and, as it were, unravelled into the has the power of deflecting a magnetic needle, if it is par- different: parts of which it is constituted, the spectrum being WHENCE COMES WATER? allel to it. of the most gorgeous…
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