Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 09 — Water, wind and mechanical power  /  About year 14
09.02

Greased plain bearings

an iron shaft turning in a bronze or hardwood block

MakingYear 14Stands on 67 earlier

AWhat it needs

Needs 67 other products in all, 3 of them directly.

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