Punch,  12 (1847), 249.

The Sun Snuffed Out



News-Commentary, Drollery


Photography, Magnetism, Instruments

    Reports that the 'dip has been burning at both ends lately': the discovery of the 'dip of the magnetic needle' followed by the use of lighted candles in portrait photography.

© Science in the Nineteenth-Century Periodical Project, Universities of Leeds and Sheffield, 2005 - 2020

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