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Economic/Technological Innovations Throughout History timeline
Economic/technological innovations throughout history timeline Stephenson britannica inventor stevenson inventors locomotive railroad dunia penemu kereta diakui oleh cakruk ventaneando eerste cite naissance The history of the interstate highway system
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George Stephenson | Biography, Locomotives, & Facts | Britannica
The History of the Interstate Highway System - Salini Magazine
File:George Stephenson - Project Gutenberg etext 13103.jpg - Wikipedia