Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 1060
feet or even both left the horizon ; the folds becamemore distinct and more numerous ; the arc was now nothing more than along band of rays convoluted in very graceful shapes, forming what is calledthe boreal crown. The lustre of the rays varied suddenly in intensity, andattained that of stars of… … Fig. 980. remainder retained its bright yellow colour. Lastly, the lustre diminished,the colours disappeared ; everything became feebler or suddenly went out. Plate III. represents a very beautiful aurora observed by Lemstrom ontlie north coast of Norway. The work of this author {IjAurorc…
Physics
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