Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 12 — Precision and machine tools  /  About year 33
12.21

Gauges, jigs and working drawings

parts made to fit without filing

KnowledgeYear 33Stands on 182 earlier

AWhat it needs

Needs 182 other products in all, 4 of them directly.

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