SCHEELE, (CARL WILHELM). - THE REVISION OF SCHEELE'S VIEW ON THE NATURE OF AIR.

Neuere Bemerkungen über Luft und feuer, und die Wasser=Erzeugung; (+ Fortsetzung:) Neuere Bemerkungen über Luft und...von Hrn. Scheele. (2 papers).

Helmstädt und Leipzig, J.G. Müllerschen Budhhandlung, 1785. Small 8vo. Orig. printed blue wrappers to both issues., no backstrip. In: "Chemische Annalen...von Lorenz Crell", 1785:1. Bd., 3. Stück. a. 1785: 1.Bd., Stück 4. ( 2 whole issues = Stück3-4). (2),196-288 a. (2),291-384 a. 1 engraved plate. - Scheele's papers: pp. 229-38 a. pp. 291-299.

First appearance of these importent papers by the discoverer of oxygen.
"In 1785, Scheele revised his views on the nature of air and fire (the papers offered) as a result of Lavoisier's observations on the increase in weight on burning phosphorus in air. He says he had also often observed the formation of water on the explosion of a mixture of inflammable air (hydrogen) and fire air in a bottle, but had thought that the moisture was in the gases (as Priestly had done in 1781....(Parkinson III:p.228). "It is only the exact observation of Lavoisier which had helped me out of the dream.."(Scheele).

Order-nr.: 41977