As a point that might interest, when I was researching for the Flying Scotsman Project I was amazed to discover just how many different kinds of rail exist.

Wildman2: All you need now is an elongated cone topped with a flattened cube to created the rail spikes.

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All the Woes of a World by Jonathan Icknield aka The Bryster

And in my final hours - I would cling rather to the tattooed hand of kindness - than the unblemished hand of hate...