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English: Hugh Blackburn (1823–1909), a Scottish mathematician
Date
Source https://www.amazon.com/Portrait-Bailie-Glasgow-Professor-Blackburn/dp/B0029MAF02
Author Unknown authorUnknown author

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19 July 1877Gregorian

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Date/TimeThumbnailDimensionsUserComment
current13:24, 19 July 2011Thumbnail for version as of 13:24, 19 July 2011251 × 365 (34 KB)Materialscientist

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