Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 22 — The propeller airplane  /  About year 64
22.05

Light aircraft engine

a gasoline engine pared down until each horsepower weighs a kilogram or two

MakingYear 64Stands on 306 earlier

AWhat it needs

Needs 306 other products in all, 3 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.

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