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Lantern A99

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Lantern A99

Sunspot Group, 19 Dec. 1908. León, Mexico.

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Source URL (retrieved on 2013/05/19 - 04:07): http://www.rasc.ca/content/lantern-a99

Links:
[1] http://www.rasc.ca/category/image-galleries/national-archives/lantern-slides-2-0