Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 22 — The propeller airplane  /  About year 63
22.03

Glider ⚠

a wing that carries a person down a slope on moving air: steering is learned before any engine is trusted

MakingYear 63Stands on 281 earlier

AWhat it needs

Needs 281 other products in all, 4 of them directly.

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