File:PSM V30 D487 Sectional drawing of the inner workings of the mine.jpg

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Description Sectional drawing of the inner workings of the diamond mine
Date between 1886 and 1887
date QS:P,+1886-00-00T00:00:00Z/8,P1319,+1886-00-00T00:00:00Z/9,P1326,+1887-00-00T00:00:00Z/9
Source Popular Science Monthly Volume 30
Author Unknown authorUnknown author
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current04:12, 18 September 2010Thumbnail for version as of 04:12, 18 September 20102,831 × 1,697 (408 KB)Ineuw{{Information |Description = Sectional drawing of the inner workings of the diamond mine |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_30.djvu/487 |Date = 1886-1887 |Author = Unknown |Permission = {{PD-old}} |other_vers

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