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Original upload log
The original description page was here. All following user names refer to en.wikipedia.
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File change date and time
14:54, 13 February 2015
Date and time of digitizing
14:54, 13 February 2015
Software used
MATLAB, The MathWorks, Inc. Version 8.3.0.532 (R2014a). Operating System: Darwin 13.4.0 Darwin Kernel Version 13.4.0: Wed Dec 17 19:05:52 PST 2014; root:xnu-2422.115.10~1/RELEASE_X86_64 x86_64.