Revision history for entry Grattan-Guinness, I. (1991). "The correspondence between george boole and stanley jevons, 1863–1864" [GRATCB]

NB: for privacy reasons, few details are provided in public revision histories.
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2013-11-24T07:35:19updateSystem / admin update -
2011-09-25T19:57:13updateSystem / admin update -
2010-10-28T14:01:34updateSystem / admin update -
2010-10-02T17:57:05addSystem / admin update -