By A Mystery Man Writer
The Political Rail Splitter · Presidential Campaigns: A Cartoon History, 1789-1976
Victor Baseplate Fastening System
Spike Inserters/Pullers (Railroad)
File:GoldenSpikev3.jpg - Wikipedia
Golden spike - Wikipedia
Panama Canal Railway - Wikipedia
Garfield Railroad Spike - Longfellow House Washington's Headquarters National Historic Site (U.S. National Park Service) - Highlights from the Museum Collections
When did the USA start building railroads from coast to coast? - Quora
History of the Canadian Pacific Railway - Wikipedia
Where was the hardest area to build a railroad across in North America? - Quora