Bronze to Colonial Age

Era	Bronze Age	Iron Age	Early Middle Age	High Middle Age	Late Middle Age	Colonial Age
Tower
1.	10	25	50	100	175	300
2.	5	15	25	50	125	150
3.	3	8	15	25	75	80
4.	2	4	8	15	50	60
5.	1	2	4	8	40	50
6.				4	30	40
7.					20	30
8.					10	20
9.					5	10
10.

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