By A Mystery Man Writer
Golden spike - Wikipedia
Spike Driver 08300 - Pandrol
John Pittman Photo: Continuous welded rail train powered by SD70i CN 5624 heads west on the Oakville Sub toward CN Snake. The bulkhead rail carrier car behind the engine is
File:GoldenSpikev3.jpg - Wikipedia
Rail fastening system - Wikipedia
Panama Canal Railway - Wikipedia
Where was the hardest area to build a railroad across in North America? - Quora
Paul Santos Photo: Canadian Pacific stenciled
Where was the hardest area to build a railroad across in North America? - Quora
Railroad Track Maintenance Part One; The Tie Gang
Railroad plough - Wikipedia
File:Railroad spikes.JPG - Wikipedia