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• 05:46, 26 December 2016 Venkatesh talk contribs uploaded File:099-ferreltpm.jpg ({{Information |Description ={{en|1=Scanned by uploader from a copy of: US Department of Commerce, Special Publication No.32 (1915), "Description of the US Coast and Geodetic Survey Tide-Predicting Machine No.2". This is non-copyright work: (a) it is...)