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The principles of chemistry,

By Mendeleyev, Dmitry Ivanovich,.
London, | New York [etc.] Longmans, Green, and co., 1905 .
2 v. , Appendices: I. An attempt to apply to chemistry one of the principles of Newton's natural philosophy. II. The periodic law of the chemical elements. III. An attempt towards a chemical conception of the ether. 24 cm..

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The gases of the atmosphere, the history of their discovery.

By Ramsay, William,.
London, Macmillan and co., limited, 1915 .
306 p.

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Potassium-argon dating of rocks north and south of the Grenville front in the Val d'Or region, Quebec.

By Snelling, N. J..
[Ottawa] Dept. of Mines and Technical Surveys, Canada 1962 .
x, 27 p. , Running title: Dating of rocks near the Grenville front. | Abstract also in French. | Erratum slip mounted on p. 7.

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Argon, a new constituent of the atmosphere.

By Rayleigh, John William Strutt,.
Washington, Smithsonian institution, 1896 .
2 p.l., 43 p. , Smithsonian institution publication 1033. | At head of title: Hodgkins fund. 34 cm..

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