Revision history for entry Machan, Tibor R. (1969). "Note on conceivability and logical possibility" [MACNOC]

NB: for privacy reasons, few details are provided in public revision histories.
TimeTypeNotes
2009-12-23T17:23:17update
2009-12-23T17:23:17update
2009-11-04T12:46:51update
2009-06-22T00:15:46add