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Recent Activity
When | What | Who | Comment |
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1 minute ago | Brent J. Unger | Added Machina ex deo to the list. | |
1 minute ago | Brent J. Unger | Added Medieval technology and social change to the list. | |
1 minute ago | Brent J. Unger | Added The expansion of technology 500-1500 to the list. | |
2 minutes ago | Brent J. Unger | Added The expansion of technology 500-1500 to the list. | |
2 minutes ago | Brent J. Unger | Added Medieval religion and technology to the list. |