Page:The Liquefaction of Gases.djvu/73

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Northmore on Compressed Gases.
69

APPENDIX.




Mr. NORTHMORE'S PAPERS ON THE
COMPRESSION OF GASES.

(Referred to at p. 28.)


I.

Experiments on the remarkable Effects which take place in the Gases, by Change in their Habitudes, or elective Attractions, when mechanically compressed. By THOMAS NORTHMORE, Esq. In a Letter from the Author.[1]
To Mr. NICHOLSON.

SIR,
Devonshire Street, Portland Place
Dec. 17, 1805.

IT was my intention to have postponed troubling you with the following experiments upon the condensation of the gases, until I had brought them to a greater degree of perfection; but being informed that several of them have already, by means of which I am ignorant, and probably in a mutilated state, found their way to the press, any further delay seems improper. If then you deem the present communication worthy a place in your interesting Journal, it is entirely at your service.

It had long ago occurred to me, that the various affinities which take place among the gases under the common pressure of the atmosphere, would undergo considerable

  1. [From Nicholson's Journal, vol. 12 (1805), pp. 368-373.]