"CLEARLY RECOGNIZED THAT WATER VAPOR INTERCEPTED TERRESTRIAL RADIATION, AND THAT CHANGES IN ITS QUANTITY WOULD PRODUCE (AND HAD PROBABLY CAUSED) CLIMATIC CHANGES"
TYNDALL, John. On the Absorption and Radiation of Heat by Gases and Vapours. London, 1861-62.
First appearance of both parts of Tyndall's important paper on heat absorption and radiation—describing and experimentally demonstrating what we would now call "the Greenhouse Effect"—extracted from the journal Philosophical Transactions where they originally appeared, with the volume title pages from that journal and the two engraved plates that accompanied this paper. $2000.