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Revision history for entry Mackenzie, J. S.: The Principles of Ethics.Herbert Spencer [MACTPO-97]
| Time | Type | Notes |
| 2023-06-14T01:31:26 | update | System / admin update |
| 2018-04-09T12:53:16 | update | System / admin update |
| 2017-01-17T01:01:18 | update | System / admin update |
| 2016-07-01T03:21:25 | update | System / admin update |
| 2016-06-30T19:11:58 | add | System / admin update |
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