Pm Research Model 3b
Pm Research Model 3b Information Guide
Introduction of Pm Research Model 3b

This is the 1st Steam engine that I machined from a set of raw castings. I bought the kit in 1999 from Filing and initial clean up of the cast iron base for the It's all plumbed up and ready for steam. I'm just running it in on air. I've been wanting to build a steam yarder (donkey) for the garden railroad and
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Last Updated: June 7, 2026
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