Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 13 — Steam power  /  About year 39
13.29

Stained slides

bacteria coloured so that they can be seen and told apart

HealthYear 39Stands on 216 earlier

AWhat it needs

Needs 216 other products in all, 4 of them directly.

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Open a box to see what it needs. A dashed box is a product already drawn in full: click it to jump there. In the org chart, drag to move around.