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Georges Grand's Hudson 232 - Hudson is a type of steam locomotive whose axles have the following configuration (front to back):
a truck carrying 2 axles
3 axles
a dolly carrier with 2 axles.
The Hudson name comes from the company of New York Central Railroad , thus dénomma this new type of locomotive, referring to the river Hudson that followed the main line of the company in the State of New York .