User talk:71.38.175.55

February 2018
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Thank you. ClueBot NG (talk) 23:34, 21 February 2018 (UTC)
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 * The following is the log entry regarding this message: Timeline of heat engine technology was changed by 71.38.175.55 (u) (t) ANN scored at 0.935623 on 2018-02-21T23:34:05+00:00.